APA Style
Ennis,Jr.. (1979).
Introduction to crop protection .
Madison, Wisconsin:
American Society of Agronomy.
Chicago Style
Ennis,Jr..
Introduction to crop protection.
Madison, Wisconsin:
American Society of Agronomy,
1979.
Text.
MLA Style
Ennis,Jr..
Introduction to crop protection.
Madison, Wisconsin:
American Society of Agronomy,
1979.
Text.
Turabian Style
Ennis,Jr..
Introduction to crop protection.
Madison, Wisconsin:
American Society of Agronomy,
1979.
Print.