APA
S. J. Folley, . (1990). The Journal of Endocrinology. London: Cambridge University Press.
Chicago
S. J. Folley, . 1990. The Journal of Endocrinology. London: Cambridge University Press.
Harvard
S. J. Folley, . (1990). The Journal of Endocrinology. London: Cambridge University Press.
MLA
S. J. Folley, . The Journal of Endocrinology. London: Cambridge University Press. 1990.