Carper, S. (1995). Milk is not for every body: Living with lactose intolerance. Facts on File.
Cita Chicago (17th ed.)Carper, Steve. Milk Is Not for Every Body: Living with Lactose Intolerance. New York, N.Y: Facts on File, 1995.
Cita MLA (9th ed.)Carper, Steve. Milk Is Not for Every Body: Living with Lactose Intolerance. Facts on File, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.