APA Citation

Negoro, S., & Harahap, B. (1985). Ensiklopedia matematika (Cet. 4.). Jakarta: Ghalia Indonesia.

Chicago Style Citation

Negoro, St, and B. Harahap. Ensiklopedia Matematika. Cet. 4. Jakarta: Ghalia Indonesia, 1985.

MLA Citation

Negoro, St, and B. Harahap. Ensiklopedia Matematika. Cet. 4. Jakarta: Ghalia Indonesia, 1985.

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