APA

Cleckley H. M., . (1964). The mask of sanity: an attempt to clarify some issues about the so-called psychopathic personality. Saint Louis: C. V. Mosby Co.

Chicago

Cleckley Hervey M, . 1964. The mask of sanity: an attempt to clarify some issues about the so-called psychopathic personality. Saint Louis: C. V. Mosby Co.

Harvard

Cleckley H. M., . (1964). The mask of sanity: an attempt to clarify some issues about the so-called psychopathic personality. Saint Louis: C. V. Mosby Co.

MLA

Cleckley Hervey M, . The mask of sanity: an attempt to clarify some issues about the so-called psychopathic personality. Saint Louis: C. V. Mosby Co. 1964.