APA (7th ed.) Citation

EFFENDI, H. (1960). Ilmu hitung dagang. Jilid I. Effendi Harahap Pub.Co.

Chicago Style (17th ed.) Citation

EFFENDI, Harahap. Ilmu Hitung Dagang. Jilid I. Effendi Harahap Pub.Co, 1960.

MLA (8th ed.) Citation

EFFENDI, Harahap. Ilmu Hitung Dagang. Jilid I. Effendi Harahap Pub.Co, 1960.

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