Samuelson, G. (1971). An epidemiological study of child health and nutrition in a northern Swedish county. [s.n.].
Cita Chicago Style (17a ed.)Samuelson, Gösta. An Epidemiological Study of Child Health and Nutrition in a Northern Swedish County. Umeå: [s.n.], 1971.
Cita MLA (9a ed.)Samuelson, Gösta. An Epidemiological Study of Child Health and Nutrition in a Northern Swedish County. [s.n.], 1971.
Precaución: Estas citas no son 100% exactas.