Biological control programmes against insects and weeds in Canada 1969-1980. Farnham Royal: Commonwealth Agr. Bureaux, 1984 X, 410 p. : tab., ill. 0 85198 536 X.
Biological control programmes against insects and weeds in Canada 1969-1980. Farnham Royal: Commonwealth Agr. Bureaux, 1984 X, 410 p. : tab., ill. 0 85198 536 X.
(1984) Biological control programmes against insects and weeds in Canada 1969-1980, Farnham Royal: Commonwealth Agr. Bureaux X, 410 p. : tab., ill. 0 85198 536 X.
(1984). Biological control programmes against insects and weeds in Canada 1969-1980. Farnham Royal: Commonwealth Agr. Bureaux, X, 410 p. : tab., ill.
Biological control programmes against insects and weeds in Canada 1969-1980. Farnham Royal: Commonwealth Agr. Bureaux; 1984. p. X, 410 p. : tab., ill. ISBN: 0 85198 536 X.
