APA (7th ed.) Citation

SULAIMAN, S. The Ninety Hours Method Book (buku sistem 90 djam), Jilid 1. Tintamas.

Chicago Style (17th ed.) Citation

SULAIMAN, Sutan. The Ninety Hours Method Book (buku Sistem 90 Djam), Jilid 1. Tintamas.

MLA (8th ed.) Citation

SULAIMAN, Sutan. The Ninety Hours Method Book (buku Sistem 90 Djam), Jilid 1. Tintamas.

Warning: These citations may not always be 100% accurate.