Gaya APA

Silverman, Robert E.. (1971). Psychology (Fifth Edition). USA: Prentice Hall.

Gaya Chicago

Silverman, Robert E.. Psychology. Fifth Edition USA: Prentice Hall, 1971. Text.

Gaya MLA

Silverman, Robert E.. Psychology. Fifth Edition USA: Prentice Hall, 1971. Text.

Gaya Turabian

Silverman, Robert E.. Psychology. Fifth Edition USA: Prentice Hall, 1971. Print.