APA

Ralph A., McArdle H. & International Copper Association. (2001). Copper metabolism and copper requirements in the pregnant mother, her fetus, and children. New York, N.Y: International Copper Association.

Chicago

Ralph Ann, McArdle Harry and International Copper Association. 2001. Copper metabolism and copper requirements in the pregnant mother, her fetus, and children. New York, N.Y: International Copper Association.

Harvard

Ralph A., McArdle H. and International Copper Association. (2001). Copper metabolism and copper requirements in the pregnant mother, her fetus, and children. New York, N.Y: International Copper Association.

MLA

Ralph Ann, McArdle Harry and International Copper Association. Copper metabolism and copper requirements in the pregnant mother, her fetus, and children. New York, N.Y: International Copper Association. 2001.