Citazione Stile APA (7a Edizione)

Underwood, P., & Underwood, P. (1972). Karloff; the life of Boris Karloff: With an appendix of the films in which he appeared. Drake Publishers.

Citazione stile Chigago Style (17a edizione)

Underwood, Peter, e Peter Underwood. Karloff; the Life of Boris Karloff: With an Appendix of the Films in Which He Appeared. [New York]: Drake Publishers, 1972.

Citatione MLA (8a ed.)

Underwood, Peter, e Peter Underwood. Karloff; the Life of Boris Karloff: With an Appendix of the Films in Which He Appeared. Drake Publishers, 1972.