Ross, F. C. (1986). Introductory microbiology. London: Scott, Foresman and Company.
Dyfyniad Arddull ChicagoRoss, Frederick C. Introductory Microbiology. London: Scott, Foresman and Company, 1986.
Dyfyniad MLARoss, Frederick C. Introductory Microbiology. London: Scott, Foresman and Company, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.