Citazione Stile APA (7a Edizione)

Gershwin, G., & Gershwin, I. (1930). They All Laughed. Alfred Publishing Co., Inc..

Citazione stile Chigago Style (17a edizione)

Gershwin, George, e Ira Gershwin. They All Laughed. Louisville, United States: Alfred Publishing Co., Inc., 1930.

Citatione MLA (9a ed.)

Gershwin, George, e Ira Gershwin. They All Laughed. Alfred Publishing Co., Inc., 1930.