Παραπομπή APA

Shukla, A. K. (2014). Environmental management: Principles and practice. A K Publications.

Παραπομπή Chicago Style

Shukla, Ashutosh Kumar. Environmental Management: Principles and Practice. Delhi: A K Publications, 2014.

Παραπομπή MLA

Shukla, Ashutosh Kumar. Environmental Management: Principles and Practice. A K Publications, 2014.