Baerg, W. J. (1942). Introduction to applied entomology (3rd. ed. rev.). Burgess.
Cita Chicago Style (17a ed.)Baerg, William J. Introduction to Applied Entomology. 3rd. ed. rev. Minnesota: Burgess, 1942.
Cita MLA (8a ed.)Baerg, William J. Introduction to Applied Entomology. 3rd. ed. rev. Burgess, 1942.
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