APA Style
SOURCES AND METHODS IN GEOGRAPHY. (1977).
London:
BUTTERWORTH & CO PUBLISHER LTD.
Chicago Style
SOURCES AND METHODS IN GEOGRAPHY.
.
London:
BUTTERWORTH & CO PUBLISHER LTD,
1977.
Buku Teks.
MLA Style
SOURCES AND METHODS IN GEOGRAPHY.
.
London:
BUTTERWORTH & CO PUBLISHER LTD,
1977.
Buku Teks.
Turabian Style
SOURCES AND METHODS IN GEOGRAPHY.
London:
BUTTERWORTH & CO PUBLISHER LTD,
1977.
Buku Teks.