Dyfyniad APA

Gough,David. oliver, S. T. (2017). An introduction to systematic reviews (2nd.). Sage publications Ltd.

Dyfyniad Arddull Chicago

Gough,David. oliver, Sandy. Thomas. An Introduction to Systematic Reviews. 2nd. London: Sage publications Ltd, 2017.

Dyfyniad MLA

Gough,David. oliver, Sandy. Thomas. An Introduction to Systematic Reviews. 2nd. Sage publications Ltd, 2017.

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