Citazione APA

Patterson, D. J. (1996). Free-living freshwater protozoa: A colour guide.

Stile di citazione Chicago

Patterson, D J. Free-living Freshwater Protozoa: A Colour Guide. John Wiley & Sons, New York, 1996.

Citazione MLA

Patterson, D J. Free-living Freshwater Protozoa: A Colour Guide. 1996.