Laboratory exercises and problems in general chemistry,
by B. Smith Hopkins and M.J. Copley.
APA Citation
Hopkins, B. S. (B. Smith)., Copley, M. Joseph. (1937). Laboratory exercises and problems in general chemistry. 3d ed. Boston: D.C. Heath.
MLA Citation
Hopkins, B. S. (B. Smith), b. 1873, and Michael Joseph Copley. Laboratory Exercises And Problems In General Chemistry. 3d ed. Boston: D.C. Heath, 1937.
Warning: These citations may not always be complete (especially for serials).