APA

Cohen J. M., Cohen M. J., .The Penguin dictionary of quotations. [Baltimore, Md: Penguin Books,[c1972].

Chicago

Cohen J M, Cohen Mark J, .The Penguin dictionary of quotations. [Baltimore, Md: Penguin Books,[c1972].

Harvard

Cohen J. M., Cohen M. J., .The Penguin dictionary of quotations. [Baltimore, Md: Penguin Books,[c1972].

MLA

Cohen J M, Cohen Mark J, .[Baltimore, Md: Penguin Books,[c1972]. .