University of the Philippines Diliman. National Institute for Science and Mathematics. High School Mathematics Group Writing Team. (2001). Sourcebook on practical work for teacher trainers: High school mathematics I and II, vol. 2. SMEMDP.
Chicago-viite (17. p.)University of the Philippines Diliman. National Institute for Science and Mathematics. High School Mathematics Group Writing Team. Sourcebook on Practical Work for Teacher Trainers: High School Mathematics I and II, Vol. 2. Diliman, Quezon City: SMEMDP, 2001.
MLA-viite (9. p.)University of the Philippines Diliman. National Institute for Science and Mathematics. High School Mathematics Group Writing Team. Sourcebook on Practical Work for Teacher Trainers: High School Mathematics I and II, Vol. 2. SMEMDP, 2001.