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