Mohd Yusof Hasan. (2000). Pemikiran saintifik: SPB4L. Pearson Education.
Chicago Style (17th ed.) CitationMohd Yusof Hasan. Pemikiran Saintifik: SPB4L. Petaling Jaya, Selangor: Pearson Education, 2000.
MLA (8th ed.) CitationMohd Yusof Hasan. Pemikiran Saintifik: SPB4L. Pearson Education, 2000.
Warning: These citations may not always be 100% accurate.