APA Style
Davis, Ralph E.. (1964).
Stories of natural gas .
Boston:
Allyn And Bacon.
Chicago Style
Davis, Ralph E..
Stories of natural gas.
Boston:
Allyn And Bacon,
1964.
Buku Teks.
MLA Style
Davis, Ralph E..
Stories of natural gas.
Boston:
Allyn And Bacon,
1964.
Buku Teks.
Turabian Style
Davis, Ralph E..
Stories of natural gas.
Boston:
Allyn And Bacon,
1964.
Buku Teks.