Gaya APA
Engel, James F.. (1993).
Customer Behavior (text).
New York:
Harcourt brace & company.
Gaya Chicago
Engel, James F..
Customer Behavior.
text
New York:
Harcourt brace & company,
1993.
Tesis.
Gaya MLA
Engel, James F..
Customer Behavior.
text
New York:
Harcourt brace & company,
1993.
Tesis.
Gaya Turabian
Engel, James F..
Customer Behavior.
text
New York:
Harcourt brace & company,
1993.
Tesis.