Citazione APA

Enger, E. D. (2000). Environmental science: A study of interrelationships. Boston, Mass: McGraw-Hill.

Stile di citazione Chicago

Enger, Eldon D. Environmental Science: A Study of Interrelationships. Boston, Mass: McGraw-Hill, 2000.

Citazione MLA

Enger, Eldon D. Environmental Science: A Study of Interrelationships. Boston, Mass: McGraw-Hill, 2000.

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