"Biological control :Proceedings of an AAAS symposium on biological control, held at Botson, Massachussetts, December 30-31, 1969"
"Huffaker, C.B., Ed."
"Biological control :Proceedings of an AAAS symposium on biological control, held at Botson, Massachussetts, December 30-31, 1969" - 1971 Plenum Press New York - 511
595.7:632.937 L1
"Biological control :Proceedings of an AAAS symposium on biological control, held at Botson, Massachussetts, December 30-31, 1969" - 1971 Plenum Press New York - 511
595.7:632.937 L1


