Gaya APA
Hoover, Edgar M. (1963).
The Location of Economic Activity .
New York:
McGraw-Hill.
Gaya Chicago
Hoover, Edgar M.
The Location of Economic Activity.
New York:
McGraw-Hill,
1963.
Buku Teks.
Gaya MLA
Hoover, Edgar M.
The Location of Economic Activity.
New York:
McGraw-Hill,
1963.
Buku Teks.
Gaya Turabian
Hoover, Edgar M.
The Location of Economic Activity.
New York:
McGraw-Hill,
1963.
Buku Teks.