APA Style

Enger, Eldon D., Smith, Bradley F.. (1997). Environmental science: A study of interrelationships 6th edition (6th Edition). Boston: McGraw-Hill Book.

Chicago Style

Enger, Eldon D., Smith, Bradley F.. Environmental science: A study of interrelationships 6th edition. 6th Edition Boston: McGraw-Hill Book, 1997. Printed Book.

MLA Style

Enger, Eldon D., Smith, Bradley F.. Environmental science: A study of interrelationships 6th edition. 6th Edition Boston: McGraw-Hill Book, 1997. Printed Book.

Turabian Style

Enger, Eldon D., Smith, Bradley F.. Environmental science: A study of interrelationships 6th edition. 6th Edition Boston: McGraw-Hill Book, 1997. Printed Book.