APA Style
Johnstone, Patrick. (1991).
Operation World (-).
Washington:
WEC Press.
Chicago Style
Johnstone, Patrick.
Operation World.
-
Washington:
WEC Press,
1991.
Textbook.
MLA Style
Johnstone, Patrick.
Operation World.
-
Washington:
WEC Press,
1991.
Textbook.
Turabian Style
Johnstone, Patrick.
Operation World.
-
Washington:
WEC Press,
1991.
Textbook.