Gaya APA
SEVENAIR, J, P., BURHELT, A, R.
(1997).
Introductory chemistry :
.
London:
Win C. Brown.
Gaya MLA
SEVENAIR, John, P.., BURHELT, Allan, R..
"Introductory chemistry :".
London:
Win C. Brown,
1997.
Buku.