H. D. Triyusopin, S. Marwanti, and E. Antriyandarti, Usaha Tani Pembenihan Ikan Nila. PT. Ghani Press Group, 2026. Accessed: Jul. 22, 2026. [Online]. Available: https://e-book.ghanipress.com/index.php/ghanipress/catalog/book/47