Billingsley, R., & Norvell, D. (1971). ECO - POP: A macro economic-demographic simulation model. Department of Agricultural Economics and Rural Sociology, Texas A&M University.
Chicago Style (17th ed.) CitationBillingsley, Ray, and Douglass Norvell. ECO - POP: A Macro Economic-demographic Simulation Model. College Station, Texas: Department of Agricultural Economics and Rural Sociology, Texas A&M University, 1971.
MLA (8th ed.) CitationBillingsley, Ray, and Douglass Norvell. ECO - POP: A Macro Economic-demographic Simulation Model. Department of Agricultural Economics and Rural Sociology, Texas A&M University, 1971.
Warning: These citations may not always be 100% accurate.