Παραπομπή APA

Mathew Joseph & P C Saseendran. (2011). Environmental Hygiene and Waste Management. Department of Livestock Production Management.

Παραπομπή Chicago Style

Mathew Joseph και P C Saseendran. Environmental Hygiene and Waste Management. Department of Livestock Production Management, 2011.

Παραπομπή MLA

Mathew Joseph και P C Saseendran. Environmental Hygiene and Waste Management. Department of Livestock Production Management, 2011.