GA document, 18; Ga international '87.

MLA

Ga Document, 18; Ga International '87. [S.l.]: A.D.A. edita, ..

APA

(..). GA document, 18; Ga international '87. [S.l.]: A.D.A. edita.

Chicago

GA Document, 18; Ga International '87. [S.l.]: A.D.A. edita, ...