Alexander I. PO POV. (1966). Introductory malytical chemistry. D.C. Heath.
Cita Chicago (17th ed.)Alexander I. PO POV. Introductory Malytical Chemistry. Boston: D.C. Heath, 1966.
Cita MLA (9th ed.)Alexander I. PO POV. Introductory Malytical Chemistry. D.C. Heath, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.