Citazione APA

Tyagi, A., & Singh, V. (2014). Trueman's specific series UGC NET/SET environmental science: Environmental Science. Danika.

Stile di citazione Chicago

Tyagi, Anil, e Virendra Singh. Trueman's Specific Series UGC NET/SET Environmental Science: Environmental Science. New Delhi: Danika, 2014.

Citazione MLA

Tyagi, Anil, e Virendra Singh. Trueman's Specific Series UGC NET/SET Environmental Science: Environmental Science. Danika, 2014.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.