Gaya APA
Kotz, ., Purchell, . (1991).
Chemistry and chemical reactivity : John C Kotz, Keith F. Purcell (Ed. 2).
Philadelphia:
Saunders College Publishing.
Gaya MLA
Kotz, ., Purchell, .
"Chemistry and chemical reactivity : John C Kotz, Keith F. Purcell".
Ed. 2
Philadelphia:
Saunders College Publishing,
1991.
Buku.