APA (7th ed.) Citation

Negoro, S., & Harahap, B. (1981). Kalkulus suatu pengantar. Balai Aksara.

Chicago Style (17th ed.) Citation

Negoro, St, and B. Harahap. Kalkulus Suatu Pengantar. Balai Aksara, 1981.

MLA (8th ed.) Citation

Negoro, St, and B. Harahap. Kalkulus Suatu Pengantar. Balai Aksara, 1981.

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