Hoy, M. A., & Knutson, L. V. (1983). Biological control of pests by mites: Proceedings of a conference held April 5-7, 1982 at the University of California Berkeley, [and] APHIS-PPQ, U.S.D.A., and Agricultural Research Service, U.S.D.;edited by Marjorie A. Hoy, Gary J. Cunningham, and Lloyd Knutson. Berkeley Ca.: Agricultural Experiment Station, Division of Agriculture and Natural Resources, Univerity of California.

Hoy, Marjorie A., and Llyod V. Knutson. Biological Control of Pests By Mites: Proceedings of a Conference Held April 5-7, 1982 At the University of California Berkeley, [and] APHIS-PPQ, U.S.D.A., and Agricultural Research Service, U.S.D.;edited By Marjorie A. Hoy, Gary J. Cunningham, and Lloyd Knutson. Berkeley Ca.: Agricultural Experiment Station, Division of Agriculture and Natural Resources, Univerity of California, 1983.

Hoy, Marjorie A., and Llyod V. Knutson. Biological Control of Pests By Mites: Proceedings of a Conference Held April 5-7, 1982 At the University of California Berkeley, [and] APHIS-PPQ, U.S.D.A., and Agricultural Research Service, U.S.D.;edited By Marjorie A. Hoy, Gary J. Cunningham, and Lloyd Knutson. Berkeley Ca.: Agricultural Experiment Station, Division of Agriculture and Natural Resources, Univerity of California, 1983.