Gaya APA

Franz, H, W, &, M, L, E. (1961). Essentials of Chemistry in The Laboratory (2). San Fransisco: W.H. Freeman And Company.

Gaya MLA

Franz, Harper, W., &, Malm,, Lloyd, E.. "Essentials of Chemistry in The Laboratory". 2 San Fransisco: W.H. Freeman And Company, 1961. Text.