APA Citation

Harris, P., & Opie, L. (1971). Calcium and the heart. New York: Academic.

Chicago Style Citation

Harris, P., and L. Opie. Calcium and the Heart. New York: Academic, 1971.

MLA Citation

Harris, P., and L. Opie. Calcium and the Heart. New York: Academic, 1971.

Warning: These citations may not always be 100% accurate.