Dyfyniad APA

Pirt, S. J. (1975). Principles of microbe and cell cultivation. John Wiley and Sons.

Dyfyniad Arddull Chicago

Pirt, S. J. Principles of Microbe and Cell Cultivation. New York: John Wiley and Sons, 1975.

Dyfyniad MLA

Pirt, S. J. Principles of Microbe and Cell Cultivation. John Wiley and Sons, 1975.

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