Dyfyniad APA

Campbell, R. E. (1989). Biological control of microbial plant pathogens. Cambridge,New York: Cambridge University Press.

Dyfyniad Arddull Chicago

Campbell, R. E. Biological Control of Microbial Plant Pathogens. Cambridge,New York: Cambridge University Press, 1989.

Dyfyniad MLA

Campbell, R. E. Biological Control of Microbial Plant Pathogens. Cambridge,New York: Cambridge University Press, 1989.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.