Gaya APA

Tan, R, M. (2015). Improving the use of physical manipulatives in teaching science concepts through lesson study (Vol. 4 No. 4, 2015). : Emerald.

Gaya MLA

Tan, Rolando, M.. "Improving the use of physical manipulatives in teaching science concepts through lesson study". Vol. 4 No. 4, 2015 : Emerald, 2015. e-journal.