Gaya APA
JOHNSON, H Webster. (1974).
CREATIVE SELLING (2).
:
.
Gaya Chicago
JOHNSON, H Webster.
CREATIVE SELLING.
2
:
,
1974.
Text.
Gaya MLA
JOHNSON, H Webster.
CREATIVE SELLING.
2
:
,
1974.
Text.
Gaya Turabian
JOHNSON, H Webster.
CREATIVE SELLING.
2
:
,
1974.
Print.