APA Style

Winkel, B. et al (1987). Cryptologia (Volume XII Number 1 Tahun 1988). USA: Rose-Hulman Institute Technology, Terre Haute.

MLA Style

Winkel, Brian. et al. "Cryptologia". Volume XII Number 1 Tahun 1988 USA: Rose-Hulman Institute Technology, Terre Haute, 1987. Text.