Gaya APA
Skinner, B. F.. (1976).
Walden two .
Englewood Cliffs:
Prentice Hall.
Gaya Chicago
Skinner, B. F..
Walden two.
Englewood Cliffs:
Prentice Hall,
1976.
Text.
Gaya MLA
Skinner, B. F..
Walden two.
Englewood Cliffs:
Prentice Hall,
1976.
Text.
Gaya Turabian
Skinner, B. F..
Walden two.
Englewood Cliffs:
Prentice Hall,
1976.
Print.