Cita APA (7a ed.)

Walker, D. (1958). Harry Black. R. & R. Clark, LTD..

Cita Chicago Style (17a ed.)

Walker, David. Harry Black. London: R. & R. Clark, LTD., 1958.

Cita MLA (9a ed.)

Walker, David. Harry Black. R. & R. Clark, LTD., 1958.