Symposium on Resaerch Issues in Public Health and Population Chnage, Pittsburgh, 1964, Pittsburgh. University Graduate School of Public Health, Sheps, M. C., & Ridley, J. C. e. (1965). Public health and population change: Current research issues. University of Pittsburgh Press.
Cita Chicago (17th ed.)Symposium on Resaerch Issues in Public Health and Population Chnage, Pittsburgh, 1964, Pittsburgh. University Graduate School of Public Health, Mindel C. Sheps, i Jeanne Clare. ed Ridley. Public Health and Population Change: Current Research Issues. [Pittsburgh]: University of Pittsburgh Press, 1965.
Cita MLA (9th ed.)Symposium on Resaerch Issues in Public Health and Population Chnage, Pittsburgh, 1964, et al. Public Health and Population Change: Current Research Issues. University of Pittsburgh Press, 1965.