Citazione APA

G.Tyler Miller & Scott Spoolman. (2009). Introduction to environmental science (1st Indian.). cengage Learning India.

Stile di citazione Chicago

G.Tyler Miller e Scott Spoolman. Introduction to Environmental Science. 1st Indian. N.Delhi: cengage Learning India, 2009.

Citazione MLA

G.Tyler Miller e Scott Spoolman. Introduction to Environmental Science. 1st Indian. cengage Learning India, 2009.