APA
Nielsen C. T., Skakkebaek N. E., Richardson D. W., Darling J. A., Hunter W. M., Jørgensen M., Nielsen A., Ingerslev O., Keiding N. & Müller J. (19860313). Onset of the release of spermatozoa (spermarche) in boys in relation to age, testicular growth, pubic hair, and height. : The Journal of clinical endocrinology and metabolism.
Chicago
Nielsen C T, Skakkebaek N E, Richardson D W, Darling J A, Hunter W M, Jørgensen M, Nielsen A, Ingerslev O, Keiding N and Müller J. 19860313. Onset of the release of spermatozoa (spermarche) in boys in relation to age, testicular growth, pubic hair, and height. : The Journal of clinical endocrinology and metabolism.
Harvard
Nielsen C. T., Skakkebaek N. E., Richardson D. W., Darling J. A., Hunter W. M., Jørgensen M., Nielsen A., Ingerslev O., Keiding N. and Müller J. (19860313). Onset of the release of spermatozoa (spermarche) in boys in relation to age, testicular growth, pubic hair, and height. : The Journal of clinical endocrinology and metabolism.
MLA
Nielsen C T, Skakkebaek N E, Richardson D W, Darling J A, Hunter W M, Jørgensen M, Nielsen A, Ingerslev O, Keiding N and Müller J. Onset of the release of spermatozoa (spermarche) in boys in relation to age, testicular growth, pubic hair, and height. : The Journal of clinical endocrinology and metabolism. 19860313.