APA استشهاد

Bridget and Allchin , R. (1997). Origin of a civilization: Prehistory and early Archaeology of South Asia. Penguin books.

استشهاد بنمط شيكاغو

Bridget and Allchin , Raymond. Origin of a Civilization: Prehistory and Early Archaeology of South Asia. Newdelhi: Penguin books, 1997.

MLA استشهاد

Bridget and Allchin , Raymond. Origin of a Civilization: Prehistory and Early Archaeology of South Asia. Penguin books, 1997.