American drug index /
American drug index /
edited by Norman F. Billups; associate editor, Shirley M. Billups
- 37th ed.
- St. Louis : Facts and Comparisons, 1993
- 776 p. ; 21 cm.
0932686303
Drugs--Catalogs
Drugs--Indexes
0932686303
Drugs--Catalogs
Drugs--Indexes
