Gaya APA

JOHNSON, David, JOHNSON, Frank. (1982). Joining Together : Group Theory and Group Skills (Ed. 2). USA: Prentice Hall.

Gaya Chicago

JOHNSON, David, JOHNSON, Frank. Joining Together : Group Theory and Group Skills. Ed. 2 USA: Prentice Hall, 1982. Text.

Gaya MLA

JOHNSON, David, JOHNSON, Frank. Joining Together : Group Theory and Group Skills. Ed. 2 USA: Prentice Hall, 1982. Text.

Gaya Turabian

JOHNSON, David, JOHNSON, Frank. Joining Together : Group Theory and Group Skills. Ed. 2 USA: Prentice Hall, 1982. Print.