Gaya APA

Motivation. (1971). Australia: [s.n.].

Gaya Chicago

Motivation. 2nd ed.. Australia: [s.n.], 1971. Text.

Gaya MLA

Motivation. 2nd ed.. Australia: [s.n.], 1971. Text.

Gaya Turabian

Motivation. Australia: [s.n.], 1971. Print.