APA (7th ed.) Citation

Mariani Md. Nor. (1998). An investigation into the teaching and learning of ratio and proportion to Malaysian secondary School pupils.

Chicago Style (17th ed.) Citation

Mariani Md. Nor. An Investigation into the Teaching and Learning of Ratio and Proportion to Malaysian Secondary School Pupils. 1998.

MLA (8th ed.) Citation

Mariani Md. Nor. An Investigation into the Teaching and Learning of Ratio and Proportion to Malaysian Secondary School Pupils. 1998.

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