Παραπομπή APA

BHATNAGAR, R. K., & PALTA, R. K. (2012). EARTHWORM: VERMICULTURE AND VERMI - COMPOSTING.

Παραπομπή Chicago Style

BHATNAGAR, R K., και R K. PALTA. EARTHWORM: VERMICULTURE AND VERMI - COMPOSTING. LUDHIANA, KALYANI, 2012.

Παραπομπή MLA

BHATNAGAR, R K., και R K. PALTA. EARTHWORM: VERMICULTURE AND VERMI - COMPOSTING. 2012.