APA Style
Eris, P. (2011).
Learning Science 2: A preparatory course to primary level science Diversity, systems, cycles, energy & interactions (1st edition).
Singapore:
Singapore Asian Publication.
MLA Style
Eris, Poh.
"Learning Science 2: A preparatory course to primary level science Diversity, systems, cycles, energy & interactions".
1st edition
Singapore:
Singapore Asian Publication,
2011.
Textbook.