Παραπομπή APA

Agarwal, R. (1996). Identifying characteristics of crop varieties (2.). Oxford & IBH publishing co. pvt. ltd.

Παραπομπή Chicago Style

Agarwal, Rathanlal. Identifying Characteristics of Crop Varieties. 2. New Delhi: Oxford & IBH publishing co. pvt. ltd, 1996.

Παραπομπή MLA

Agarwal, Rathanlal. Identifying Characteristics of Crop Varieties. 2. Oxford & IBH publishing co. pvt. ltd, 1996.