APA Edition Citation

Saseendran C.K. (1990). Levels of attainment in essential biological science concept of secondary school pupils.

Chicago Edition Citation

Saseendran C.K. Levels of Attainment in Essential Biological Science Concept of Secondary School Pupils. 1990.

MLA Edition Citation

Saseendran C.K. Levels of Attainment in Essential Biological Science Concept of Secondary School Pupils. 1990.

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