An introduction to the study of insects /
Borror, Donald Joyce, 1907-
An introduction to the study of insects / Insects Donald J. Borror, Charl es A. Triplehorn, Norman F. Johnson. - 6th ed. - Philadelphia : Saunders College Publishing, c1989. - xiv, 875 p. : ill. ; 25 cm.
Includes bibliographical references and index.
0030253977
Entomology.
Insects-- United States.
An introduction to the study of insects / Insects Donald J. Borror, Charl es A. Triplehorn, Norman F. Johnson. - 6th ed. - Philadelphia : Saunders College Publishing, c1989. - xiv, 875 p. : ill. ; 25 cm.
Includes bibliographical references and index.
0030253977
Entomology.
Insects-- United States.