APA (7th ed.) Citation

Sigma Chi Fraternity & Pearson, J. E. (1957). The Norman shield (Twentieth ed.). Sigma Chi.

Chicago Style (17th ed.) Citation

Sigma Chi Fraternity and Jack E. Pearson. The Norman Shield. Twentieth ed. [Evanston, Ill.?]: Sigma Chi, 1957.

MLA (9th ed.) Citation

Sigma Chi Fraternity and Jack E. Pearson. The Norman Shield. Twentieth ed. Sigma Chi, 1957.