Gaya APA

Addin. (1979). [s.l.]: [s.n.].

Gaya Chicago

Addin. . [s.l.]: [s.n.], 1979. Text.

Gaya MLA

Addin. . [s.l.]: [s.n.], 1979. Text.

Gaya Turabian

Addin. [s.l.]: [s.n.], 1979. Print.