Gaya APA
Guide to Wise Buying. (1980).
New York:
A Benjamin Company Book.
Gaya Chicago
Guide to Wise Buying.
.
New York:
A Benjamin Company Book,
1980.
.
Gaya MLA
Guide to Wise Buying.
.
New York:
A Benjamin Company Book,
1980.
.
Gaya Turabian
Guide to Wise Buying.
New York:
A Benjamin Company Book,
1980.
.