Gaya APA

grant-sokoloskey, V. (1991). Protokol Perusahaan (ed.1, cet.1). Solo: PT. Dabara bengawan.

Gaya MLA

grant-sokoloskey, Valerie. "Protokol Perusahaan". ed.1, cet.1 Solo: PT. Dabara bengawan, 1991. Text.