Gaya APA
Roberts, J, L.
(1977).
Frantz/Malm's Chemical Principles in the Laboratory
(
2)
.
:
W. H. Freeman and Company.
Gaya MLA
Roberts, Julian, L..
"Frantz/Malm's Chemical Principles in the Laboratory".
2
:
W. H. Freeman and Company,
1977.
Text.