Penggayaan APA
Butler. (1982).
How to build & operate your own small hydroelectric plant (5).
Amerika:
Tab Books.
Chicago Style
Butler.
How to build & operate your own small hydroelectric plant.
5
Amerika:
Tab Books,
1982.
Text.
MLA Style
Butler.
How to build & operate your own small hydroelectric plant.
5
Amerika:
Tab Books,
1982.
Text.
Turabian Style
Butler.
How to build & operate your own small hydroelectric plant.
5
Amerika:
Tab Books,
1982.
Print.