Gaya APA

Surya, Yohanes. (). Kombinatorik . : Gasing.

Gaya Chicago

Surya, Yohanes. Kombinatorik. : Gasing, . Text.

Gaya MLA

Surya, Yohanes. Kombinatorik. : Gasing, . Text.

Gaya Turabian

Surya, Yohanes. Kombinatorik. : Gasing, . Print.