APA Style
Professional selling. (1981).
Englewood Cliffs:
Prentice-Hall.
Chicago Style
Professional selling.
2nd ed..
Englewood Cliffs:
Prentice-Hall,
1981.
.
MLA Style
Professional selling.
2nd ed..
Englewood Cliffs:
Prentice-Hall,
1981.
.
Turabian Style
Professional selling.
Englewood Cliffs:
Prentice-Hall,
1981.
.