एपीए उद्धरण

Kho Chin He. (2006). Chemistry for Matriculation. Singapore: Thomson Learning.

शिकागो स्टाइल उद्धरण

Kho Chin He. Chemistry for Matriculation. Singapore: Thomson Learning, 2006.

एमएलए उद्धरण

Kho Chin He. Chemistry for Matriculation. Singapore: Thomson Learning, 2006.