Gaya APA
WILLIAMS, D, H. (1995).
Spectroscopic Methods in Organic Chemistry fitfth edition (FIFTH EDITION).
London:
Mc Graw Hill.
Gaya MLA
WILLIAMS, Dudley, H.
"Spectroscopic Methods in Organic Chemistry fitfth edition".
FIFTH EDITION
London:
Mc Graw Hill,
1995.
FAKULTAS TEKNIK.