Citação norma APA

Philip John. (1997). A comparative study of achievement in biology of pupils with English and Malayalam as medium of instruction.

Citação norma Chicago

Philip John. A Comparative Study of Achievement in Biology of Pupils with English and Malayalam as Medium of Instruction. 1997.

Citação norma MLA

Philip John. A Comparative Study of Achievement in Biology of Pupils with English and Malayalam as Medium of Instruction. 1997.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.