MLA

Slater, Eliot, Joan May, and James Shields. Psychotic and Neurotic Illnesses In Twins. London: HMSO, 1953.

APA

Slater, E., May, J., & Shields, J. (1953). Psychotic and neurotic illnesses in twins. London: HMSO.

Chicago

Slater, Eliot, Joan May, and James Shields. Psychotic and Neurotic Illnesses In Twins. London: HMSO, 1953.