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