Gaya APA
Sheehan, Don. (1985).
BECOMING A SUPER STAR SELLER .
New York:
Amacom.
Gaya Chicago
Sheehan, Don.
BECOMING A SUPER STAR SELLER.
New York:
Amacom,
1985.
Text.
Gaya MLA
Sheehan, Don.
BECOMING A SUPER STAR SELLER.
New York:
Amacom,
1985.
Text.
Gaya Turabian
Sheehan, Don.
BECOMING A SUPER STAR SELLER.
New York:
Amacom,
1985.
Print.