Petticrew,, Mark Systematic reviews in the social sciences : a practical guide / Mark Petticrew and Helen Roberts

Systematic reviews in the social sciences : a practical guide / Mark Petticrew and Helen Roberts . - Malden : Blackwell Publishers, 2006 . - XV, 336 p. : il. 24 cm
978-1-4051-2110-1 Encadernado

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