Gaya APA
Ewing, G., W., }, M., C., {., E., A. (1985).
Instrumental Methods Of Chemical Analysis (5 ed).
United States of America:
McGraw Hil Book Company.
Gaya MLA
Ewing, G., W., }, M., C., {., E., A..
Instrumental Methods Of Chemical Analysis.
5 ed
United States of America:
McGraw Hil Book Company,
1985.
Text.