Penggayaan APA
PARK, F.Charles. (1972).
Earth resources .
California:
Stanford University.
Chicago Style
PARK, F.Charles.
Earth resources.
California:
Stanford University,
1972.
Buku.
MLA Style
PARK, F.Charles.
Earth resources.
California:
Stanford University,
1972.
Buku.
Turabian Style
PARK, F.Charles.
Earth resources.
California:
Stanford University,
1972.
Buku.