APA Style
Schwartz, David. (1987).
Concept testing : how to test new product ideas before you go to market .
New York:
Amacom.
Chicago Style
Schwartz, David.
Concept testing : how to test new product ideas before you go to market.
New York:
Amacom,
1987.
Printed Material.
MLA Style
Schwartz, David.
Concept testing : how to test new product ideas before you go to market.
New York:
Amacom,
1987.
Printed Material.
Turabian Style
Schwartz, David.
Concept testing : how to test new product ideas before you go to market.
New York:
Amacom,
1987.
Printed Material.