Fazrul Ismail. (2004). Pemikiran sistematik. PTS Publications & Distributors.
Chicago Style (17th ed.) CitationFazrul Ismail. Pemikiran Sistematik. Bentong: PTS Publications & Distributors, 2004.
MLA (8th ed.) CitationFazrul Ismail. Pemikiran Sistematik. PTS Publications & Distributors, 2004.
Warning: These citations may not always be 100% accurate.