TY - BOOK AU - Wallender,Helena Eva,1942- TI - Demographic and environmental factors affecting fertility decisions in Swaziland PY - 1978/// CY - Ann Arbor, Mich. PB - University Microfilms International KW - Fertility, Human KW - Swaziland KW - population N1 - Thesis (Ph.D.)-Michigan State University, 1977 ER -