APA (7th ed.) Citation

Tan, G. G. S. (2010). Effects of virtual manipulatives on students' procedural knowledge and conceptual understanding of fractions.

Chicago Style (17th ed.) Citation

Tan, George Geok Shim. Effects of Virtual Manipulatives on Students' Procedural Knowledge and Conceptual Understanding of Fractions. 2010.

MLA (8th ed.) Citation

Tan, George Geok Shim. Effects of Virtual Manipulatives on Students' Procedural Knowledge and Conceptual Understanding of Fractions. 2010.

Warning: These citations may not always be 100% accurate.