Carper, S. (1995). Milk is not for every body: Living with lactose intolerance. Facts on File.
Chicago-viite (17. p.)Carper, Steve. Milk Is Not for Every Body: Living with Lactose Intolerance. New York, N.Y: Facts on File, 1995.
MLA-viite (9. p.)Carper, Steve. Milk Is Not for Every Body: Living with Lactose Intolerance. Facts on File, 1995.
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