Introductory chemistry /
[by] Gregory R. Choppin [and] Russell H. Johnsen.

APA Citation

Choppin, G. R., Johnsen, R. H. (1972). Introductory chemistry. Reading, Mass.: Addison-Wesley Pub. Co..

MLA Citation

Choppin, Gregory R, and Russell H Johnsen. Introductory Chemistry. Reading, Mass.: Addison-Wesley Pub. Co., 1972.

Warning: These citations may not always be complete (especially for serials).