Chemistry and action of insecticides
Shepard, H. H.
Chemistry and action of insecticides - New York Mc Graw Hill Book Company 1951 - vii+504
entomology, insects, vector control
Pharmacology -- Therapeutics
615.285
Chemistry and action of insecticides - New York Mc Graw Hill Book Company 1951 - vii+504
entomology, insects, vector control
Pharmacology -- Therapeutics
615.285

