Gaya APA
Campbell, John. (c2001).
Map use & analysis (4th ed.).
mau:
McGraw-Hill.
Gaya Chicago
Campbell, John.
Map use & analysis.
4th ed.
mau:
McGraw-Hill,
c2001.
Buku.
Gaya MLA
Campbell, John.
Map use & analysis.
4th ed.
mau:
McGraw-Hill,
c2001.
Buku.
Gaya Turabian
Campbell, John.
Map use & analysis.
4th ed.
mau:
McGraw-Hill,
c2001.
Buku.