Krzyzaniak, Lech. (1984). Origin and Early Development of Food-Producing Cultures in North-Eastern Africa. Poznán: Polska Akademia Nauk.
Chicago-Zitierstil (17. Ausg.)Krzyzaniak, Lech. Origin and Early Development of Food-Producing Cultures in North-Eastern Africa. Poznán: Polska Akademia Nauk, 1984.
MLA-Zitierstil (8. Ausg.)Krzyzaniak, Lech. Origin and Early Development of Food-Producing Cultures in North-Eastern Africa. Poznán: Polska Akademia Nauk, 1984.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.