(1971). An inquiry into the nature of man: His inhumanity and his humanity. Center for Humanities.
Cytowanie według stylu Chicago (wyd. 17)An Inquiry into the Nature of Man: His Inhumanity and His Humanity. White Plains, N.Y: Center for Humanities, 1971.
Cytowanie według stylu MLA (wyd. 9)An Inquiry into the Nature of Man: His Inhumanity and His Humanity. Center for Humanities, 1971.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..