Centre for Advanced Study in the Developmental Sciences Ciba Foundation Conference:Study Group on the Origins of Human Social Relations (1969 : London, England). (1971). The origins of human social relations: Proceedings of a C.A.S.D.S. Study Group on "The origins of human social relations" held jointly with the Ciba Foundation, London, July 1969, being the fifth study group in a C.A.S.D.S. programme on "The orig. Academic Press.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিCentre for Advanced Study in the Developmental Sciences Ciba Foundation Conference:Study Group on the Origins of Human Social Relations (1969 : London, England). The Origins of Human Social Relations: Proceedings of a C.A.S.D.S. Study Group on "The Origins of Human Social Relations" Held Jointly with the Ciba Foundation, London, July 1969, Being the Fifth Study Group in a C.A.S.D.S. Programme on "The Orig. London: Academic Press, 1971.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিCentre for Advanced Study in the Developmental Sciences Ciba Foundation Conference:Study Group on the Origins of Human Social Relations (1969 : London, England). The Origins of Human Social Relations: Proceedings of a C.A.S.D.S. Study Group on "The Origins of Human Social Relations" Held Jointly with the Ciba Foundation, London, July 1969, Being the Fifth Study Group in a C.A.S.D.S. Programme on "The Orig. Academic Press, 1971.