(1976). Economic factors in population growth: Proceedings of a conference held by the Inter- national Economic Association at Valescure, France. Macmillan.
Citazione stile Chigago Style (17a edizione)Economic Factors in Population Growth: Proceedings of a Conference Held by the Inter- National Economic Association at Valescure, France. London: Macmillan, 1976.
Citatione MLA (9a ed.)Economic Factors in Population Growth: Proceedings of a Conference Held by the Inter- National Economic Association at Valescure, France. Macmillan, 1976.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.