APA (7th ed.) Citation

Harahap, A. E. (1984). Ilmu memegang buku. Effendiharahap Publishing Coy.

Chicago Style (17th ed.) Citation

Harahap, A. Effendi. Ilmu Memegang Buku. Effendiharahap Publishing Coy, 1984.

MLA (8th ed.) Citation

Harahap, A. Effendi. Ilmu Memegang Buku. Effendiharahap Publishing Coy, 1984.

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