Παραπομπή APA

Hill, A. F. (1974). Economic botany (2.). Tata Mcgraw hill publishing company Ltd.

Παραπομπή Chicago Style

Hill, A F. Economic Botany. 2. New Delhi: Tata Mcgraw hill publishing company Ltd, 1974.

Παραπομπή MLA

Hill, A F. Economic Botany. 2. Tata Mcgraw hill publishing company Ltd, 1974.