APA (7e ed.) Bronvermelding

Lammich, G., & Kadow, H. (1990). Soccer drills and games: Techniques, strategies, and physical preparation. Sport Books.

Chicago (17e ed.) Bronvermelding

Lammich, Gunter, en Heinz Kadow. Soccer Drills and Games: Techniques, Strategies, and Physical Preparation. Toronto, Ont: Sport Books, 1990.

MLA (9e ed.) Bronvermelding

Lammich, Gunter, en Heinz Kadow. Soccer Drills and Games: Techniques, Strategies, and Physical Preparation. Sport Books, 1990.