Penggayaan APA
OWEN, Oliver S. (1975).
Natural resource conservation : (2nd ed.).
New York:
Macmillan.
Chicago Style
OWEN, Oliver S.
Natural resource conservation :.
2nd ed.
New York:
Macmillan,
1975.
Buku.
MLA Style
OWEN, Oliver S.
Natural resource conservation :.
2nd ed.
New York:
Macmillan,
1975.
Buku.
Turabian Style
OWEN, Oliver S.
Natural resource conservation :.
2nd ed.
New York:
Macmillan,
1975.
Buku.