Organic chemistry :
CHEM 34 /
by Evelyn Halpern.

APA Citation

Halpern, E., Pennsylvania State University. Dept. of Chemistry., Pennsylvania State University. Dept. of Independent Learning. (1990). Organic chemistry: CHEM 34. University Park, PA: Dept. of Independent Learning, University Division of Media and Learning Resources.

MLA Citation

Halpern, Evelyn, Pennsylvania State University. Dept. of Chemistry, and Pennsylvania State University. Dept. of Independent Learning. Organic Chemistry: CHEM 34. University Park, PA: Dept. of Independent Learning, University Division of Media and Learning Resources, 1990.