Dyfyniad APA

Powell, S. C., & Attwell, R. W. (1995). A comparative study of food retail premises by means of visual inspection and microbiological quality of food. Cambridge University Press.

Dyfyniad Arddull Chicago

Powell, S. C., and R. W. Attwell. A Comparative Study of Food Retail Premises By Means of Visual Inspection and Microbiological Quality of Food. Cambridge University Press, 1995.

Dyfyniad MLA

Powell, S. C., and R. W. Attwell. A Comparative Study of Food Retail Premises By Means of Visual Inspection and Microbiological Quality of Food. Cambridge University Press, 1995.

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