Dyfyniad APA

Waugh, N. R., & Robertson, A. J. (1990). Cervical screening in general practice.

Dyfyniad Arddull Chicago

Waugh, N R., and A J. Robertson. Cervical Screening in General Practice. 1990.

Dyfyniad MLA

Waugh, N R., and A J. Robertson. Cervical Screening in General Practice. 1990.

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