Citazione Stile APA (7a Edizione)

Kingsley, D. P. (1915). Life insurance and the century's opportunity: An address delivered before the Berkshire County (Mass.) University Club ; Maplewood Hotel ;June 1, 1915. Life Insurance Co..

Citazione stile Chigago Style (17a edizione)

Kingsley, Darwin Pearl. Life Insurance and the Century's Opportunity: An Address Delivered Before the Berkshire County (Mass.) University Club ; Maplewood Hotel ;June 1, 1915. New York: Life Insurance Co., 1915.

Citatione MLA (9a ed.)

Kingsley, Darwin Pearl. Life Insurance and the Century's Opportunity: An Address Delivered Before the Berkshire County (Mass.) University Club ; Maplewood Hotel ;June 1, 1915. Life Insurance Co., 1915.