Introduction to applied entomology
Baerg, W.J.
Introduction to applied entomology by W.J. Baerg - 3rd edn. - Minnesota Burgess Publishing Co. 1951 - 191 p.
Entomology
595.7 / B 141 I
Introduction to applied entomology by W.J. Baerg - 3rd edn. - Minnesota Burgess Publishing Co. 1951 - 191 p.
Entomology
595.7 / B 141 I