APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.