Gaya APA
Fritz, J, S., Schenk, G, H. (1987).
Quantitative Analytical Chemistry Fifth Edition (FIFTH Edition).
AMERICA:
Allyn and Bacon.
Gaya MLA
Fritz, James, S., Schenk, George, H.
"Quantitative Analytical Chemistry Fifth Edition".
FIFTH Edition
AMERICA:
Allyn and Bacon,
1987.
Text.