Gaya APA
Schwitzgebel, Ralph K date, Kolb, David a. (1974).
Changing human behavior : principles of planned intervention .
United States of America:
McGraw-Hill, Inc.
Gaya Chicago
Schwitzgebel, Ralph K date, Kolb, David a.
Changing human behavior : principles of planned intervention.
United States of America:
McGraw-Hill, Inc,
1974.
Text.
Gaya MLA
Schwitzgebel, Ralph K date, Kolb, David a.
Changing human behavior : principles of planned intervention.
United States of America:
McGraw-Hill, Inc,
1974.
Text.
Gaya Turabian
Schwitzgebel, Ralph K date, Kolb, David a.
Changing human behavior : principles of planned intervention.
United States of America:
McGraw-Hill, Inc,
1974.
Print.