APA ציטוט

Tigner, H. S. (1942). No sign shall be given. New York: Macmillan Company.

Παραπομπή Chicago Style

Tigner, Hugh Stevenson. No Sign Shall Be Given. New York: Macmillan Company, 1942.

ציטוט MLA

Tigner, Hugh Stevenson. No Sign Shall Be Given. New York: Macmillan Company, 1942.