Lipton, M. (1976). Why poor people stay poor: A study of urban bias in world development. Temple Smith.
Chicago-viite (17. p.)Lipton, Michael. Why Poor People Stay Poor: A Study of Urban Bias in World Development. London: Temple Smith, 1976.
MLA-viite (8. p.)Lipton, Michael. Why Poor People Stay Poor: A Study of Urban Bias in World Development. Temple Smith, 1976.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.