Krishnan, P., & Mahadevan, K. (1992). The elderly population in developed and developing world: Policies, problems and perspectives.
Chicago-стиль цитированияKrishnan, P., and K. Mahadevan. The Elderly Population in Developed and Developing World: Policies, Problems and Perspectives. New Delhi, B R Publishing Corporation, 1992.
MLA-цитированиеKrishnan, P., and K. Mahadevan. The Elderly Population in Developed and Developing World: Policies, Problems and Perspectives. 1992.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.