Gaya APA
Spencer, Milton. (1977).
Contemporary Economics ( ensiklopedia Asing) (ed.3).
:
Wadsworth Publishing Company.
Gaya Chicago
Spencer, Milton.
Contemporary Economics ( ensiklopedia Asing).
ed.3
:
Wadsworth Publishing Company,
1977.
Text.
Gaya MLA
Spencer, Milton.
Contemporary Economics ( ensiklopedia Asing).
ed.3
:
Wadsworth Publishing Company,
1977.
Text.
Gaya Turabian
Spencer, Milton.
Contemporary Economics ( ensiklopedia Asing).
ed.3
:
Wadsworth Publishing Company,
1977.
Print.