APA Style
Selling : principles and practices. (1988).
:
New York : McGraw-Hill.
Chicago Style
Selling : principles and practices.
12nd ed..
:
New York : McGraw-Hill,
1988.
.
MLA Style
Selling : principles and practices.
12nd ed..
:
New York : McGraw-Hill,
1988.
.
Turabian Style
Selling : principles and practices.
:
New York : McGraw-Hill,
1988.
.