Gaya APA
System and Theories in Psychology. (1963).
USA:
Mcgraw-Hill Book Company.
Gaya Chicago
System and Theories in Psychology.
.
USA:
Mcgraw-Hill Book Company,
1963.
.
Gaya MLA
System and Theories in Psychology.
.
USA:
Mcgraw-Hill Book Company,
1963.
.
Gaya Turabian
System and Theories in Psychology.
USA:
Mcgraw-Hill Book Company,
1963.
.