Styl cytowania APA

Webb, S., Webb, B. P. 1. V., Simon, H., & Wronsky, S. (1929). Das Problem der Armut. Diederichs.

Styl cytowania Chicago

Webb, Sidney, Beatrice Potter 1858-1943 VerfasserIn Webb, Helene Simon, i Siddy Wronsky. Das Problem Der Armut. Jena: Diederichs, 1929.

Styl cytowania MLA

Webb, Sidney, et al. Das Problem Der Armut. Diederichs, 1929.