Penggayaan APA
ELY, Richard T.. (1940).
Land economics .
New York:
The MacMillan Company.
Chicago Style
ELY, Richard T..
Land economics.
New York:
The MacMillan Company,
1940.
Buku.
MLA Style
ELY, Richard T..
Land economics.
New York:
The MacMillan Company,
1940.
Buku.
Turabian Style
ELY, Richard T..
Land economics.
New York:
The MacMillan Company,
1940.
Buku.