Introduction to insect pest managementRobert Lee Metcalf, William Henry Luckmann · First published 1975 · Latest edition 1994Open the Tome
Introduction to insect pest managementWilliam Henry Luckmann, Robert Lee Metcalf · First published 1982Open the Tome
The functions of vocational, occupational, and career counseling and guidance as perceived by Washington State Community College deans of students, vocational directors, and counselorsRobert Lee Metcalf · First published 1977Open the Tome
Pesticides and environmental quality in IllinoisRobert Lee Metcalf · First published 1975Open the Tome
Environmental distribution and metabolic fate of key industrial pollutants and pesticides in a model ecosystemRobert Lee Metcalf · First published 1973Open the Tome
Advances in environmental sciencesJames N. Pitts, Robert Lee Metcalf · First published 1969Open the Tome
