Gaya APA
Snell, F, D, &, S, C, T. (1959).
Colomerimetric Methods of Analysis Volume II A .
New Jersey:
D. Van Nostrand Company Ltd.
Gaya MLA
Snell, Foster, Dee, &, Snell,, Cornelia,, T..
"Colomerimetric Methods of Analysis Volume II A".
New Jersey:
D. Van Nostrand Company Ltd,
1959.
Text.