diff --git a/car.c b/car.c
index 009fb86..4a1bb9d 100644
--- a/car.c
+++ b/car.c
@@ -1,9 +1,15 @@
-*----------------------------------------------------------
+/*----------------------------------------------------------
  *				HTBLA-Leonding
  * ---------------------------------------------------------
- * Author:			*/ <my name>; /*
+ * Author:			Marc Tismonar
  * ----------------------------------------------------------
  * Description:
  * Implementation of car.h.
  * ----------------------------------------------------------
  */
+#include "car.h"
+
+Car get_car(CarType carType) {
+    Car car = {carType, RED, 0.0, 0.0, 0};
+    return car;
+}
\ No newline at end of file
diff --git a/car.h b/car.h
index 9fe0554..09b462c 100644
--- a/car.h
+++ b/car.h
@@ -1,10 +1,31 @@
 /*----------------------------------------------------------
 *				HTBLA-Leonding
 * ---------------------------------------------------------
-* Author:			*/ <my name>; /*
+* Author:			Marc Tismonar
 * ----------------------------------------------------------
 * Description:
 * Car abstract data type demo.
 * ----------------------------------------------------------
 */
 
+typedef struct CarImplementation* Car;
+typedef enum { AIXAM, FIAT_MULTIPLA, JEEP } CarType;
+typedef enum { RED, GREEN, BLUE, ORANGE, SILVER, BLACK } Color;
+
+struct CarImplementation {
+  CarType type;
+  Color color;
+  double fill_level;
+  double acceleration_rate;
+  int speed;
+};
+
+Car get_car(CarType type);
+CarType get_type(Car car);
+Color get_color(Car car);
+double get_fill_level(Car car);
+double get_acceleration_rate(Car car);
+int get_speed(Car car);
+void set_acceleration_rate(Car car, double acceleration_rate);
+void accelerate(Car car);
+void init();
\ No newline at end of file
diff --git a/car_main_driver.c b/car_main_driver.c
index 81d9411..1bd4217 100644
--- a/car_main_driver.c
+++ b/car_main_driver.c
@@ -1,14 +1,14 @@
 /*----------------------------------------------------------
  *				HTBLA-Leonding
  * ---------------------------------------------------------
- * Author:			    */ <my name>; /*
+ * Author:			    Marc Tismonar
  * ----------------------------------------------------------
  * Description:
  * Car demo project.
  * ----------------------------------------------------------
  */
 
-#include<stdio.h>
+#include <stdio.h>
 
 int main(int argc, char const *argv[]) {
   /* your code */