TY - BOOK AU - Weil,Joyce TI - Research design in aging and social gerontology: quantitative, qualitative, and mixed methods T2 - Textbooks in Aging Series SN - 9781138690264 / AV - HQ1061 W422 R4 2017 PY - 2017/// CY - New York, N.Y. PB - Routledge KW - Research KW - Methodology KW - Gerontology ER -