Penggayaan APA
ROBERTSON, Forbes, LAIRD, Wilson M.. (1962).
Historical geology : .
America:
Burgess Publishing Company.
Chicago Style
ROBERTSON, Forbes, LAIRD, Wilson M..
Historical geology : .
America:
Burgess Publishing Company,
1962.
Buku.
MLA Style
ROBERTSON, Forbes, LAIRD, Wilson M..
Historical geology : .
America:
Burgess Publishing Company,
1962.
Buku.
Turabian Style
ROBERTSON, Forbes, LAIRD, Wilson M..
Historical geology : .
America:
Burgess Publishing Company,
1962.
Buku.