Gaya APA
Benham, Frederic. (1955).
Economics an gerenal introduction Frederic Benham (5th ed).
London:
Sir Isaac Pitman & Sons.
Gaya Chicago
Benham, Frederic.
Economics an gerenal introduction Frederic Benham.
5th ed
London:
Sir Isaac Pitman & Sons,
1955.
Text.
Gaya MLA
Benham, Frederic.
Economics an gerenal introduction Frederic Benham.
5th ed
London:
Sir Isaac Pitman & Sons,
1955.
Text.
Gaya Turabian
Benham, Frederic.
Economics an gerenal introduction Frederic Benham.
5th ed
London:
Sir Isaac Pitman & Sons,
1955.
Print.