Perpustakaan, H. S. (2001). Panduan Subjek Biologi. Perpustakaan USM.
Chicago Style (17th ed.) CitationPerpustakaan, Hamzah Sendut. Panduan Subjek Biologi. Perpustakaan USM, 2001.
MLA (9th ed.) CitationPerpustakaan, Hamzah Sendut. Panduan Subjek Biologi. Perpustakaan USM, 2001.
Warning: These citations may not always be 100% accurate.