Hummel, James A.
Vectors
Addison-Wesley, 1965
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Biological indicators in environmental protection
edited by Margit Kovacs
Ellis Horwood, 1992
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Plant defence: biological control
edited by Jean Michel Merillon, Kishan Gopal Ramawat
Springer, 2012
 eBooks
Liebeck, Pamela
Vectors and matrices
Oxford Pergamon Press 1971,
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Biological control of weeds with plant pathogens
edited by R. Charudattan and H.L. Walker
John Wiley & Sons, 1982
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