APA način citiranja (7. izdanje)

Villa, V. G. (1948). Some problems confronting the profession today and their suggested solution. s.n.,].

Čikaški stil citiranja (17. izdanje)

Villa, Victorino G. Some Problems Confronting the Profession Today and Their Suggested Solution. [S.l: s.n.,], 1948.

MLA način citiranja (9. izdanje)

Villa, Victorino G. Some Problems Confronting the Profession Today and Their Suggested Solution. s.n.,], 1948.