APA引文

Enger, E. D. (2006). Environmental science: A study of interrelationships. Boston: McGrawHill Higher Education.

Trích dẫn kiểu Chicago

Enger, Eldon D. Environmental Science: A Study of Interrelationships. Boston: McGrawHill Higher Education, 2006.

MLA引文

Enger, Eldon D. Environmental Science: A Study of Interrelationships. Boston: McGrawHill Higher Education, 2006.

警告：这些引文格式不一定是100％准确.