Gaya APA
Futrell, Charles. (1988).
Sales management (2e).
Chicago:
The Dryden Press.
Gaya Chicago
Futrell, Charles.
Sales management.
2e
Chicago:
The Dryden Press,
1988.
Buku.
Gaya MLA
Futrell, Charles.
Sales management.
2e
Chicago:
The Dryden Press,
1988.
Buku.
Gaya Turabian
Futrell, Charles.
Sales management.
2e
Chicago:
The Dryden Press,
1988.
Buku.