Gaya APA
Sevenair, J, P., Burkett, A, R. (1997).
Introductory chemistry : investigating the molecular nature of matter .
Singapore:
WCB Brown.
Gaya MLA
Sevenair, John, P.., Burkett, Allan, R..
"Introductory chemistry : investigating the molecular nature of matter".
Singapore:
WCB Brown,
1997.
Text.