APA Style
Abbs, Berian. (1980).
Developing Strategies .
Amerika:
Longman.
Chicago Style
Abbs, Berian.
Developing Strategies.
Amerika:
Longman,
1980.
Text.
MLA Style
Abbs, Berian.
Developing Strategies.
Amerika:
Longman,
1980.
Text.
Turabian Style
Abbs, Berian.
Developing Strategies.
Amerika:
Longman,
1980.
Print.