APA aipamena

Atwal,A S, & Balraj singh. (1990). Pest population and assessment of crop losses. ICAR.

Chicago Style aipamena

Atwal,A S, and Balraj singh. Pest Population and Assessment of Crop Losses. New Delhi: ICAR, 1990.

MLA aipamena

Atwal,A S, and Balraj singh. Pest Population and Assessment of Crop Losses. ICAR, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.