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		Focus groups: Theory and practice. by Stewart D W \| Shamdasani P N. Series: (Applied social research methods series; vol. 20)Material type: Text; Format: print ; Literary form: Not fiction Language: eng. Publication details: Newbury Park Sage Publications, 1990Availability: Not available: WHO Library: Withdrawn (1). Add to cart (remove)
		No cover image available Practical Sampling. by Henry, Gary T. Series: (Applied Social Research Methods Series, Volume 21)Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: New Delhi Sage Publication, 1990Availability: Not available: WHO Library: Withdrawn (1). Add to cart (remove)

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