Bryman, A. (1988). Quantity and quality in social research. Unwin Hyman.
Chicago Style (17. basım) AtıfBryman, Alan. Quantity and Quality in Social Research. London: Unwin Hyman, 1988.
MLA (9th ed.) AtıfBryman, Alan. Quantity and Quality in Social Research. Unwin Hyman, 1988.
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