Gaya APA
malm, H, W, F, &, L, E. (1968).
Essentials of chemistry in the laboratory : with report form (second edition).
-:
W. H. freeman and company.
Gaya MLA
malm, Harpper, W., Frantz, &, Lloyd, E..
"Essentials of chemistry in the laboratory : with report form".
second edition
-:
W. H. freeman and company,
1968.
Text.