Coulevain, P. d., & Ward, A. H. (1912). The heart of life: From the French of Pierre de Coulevain [pseud.]. E.P. Dutton.
Lua i Stíl Chicago (17ú heag.)Coulevain, Pierre de, agus Alice Hall Ward. The Heart of Life: From the French of Pierre De Coulevain [pseud.]. New York: E.P. Dutton, 1912.
Lua MLA (8ú heag.)Coulevain, Pierre de, agus Alice Hall Ward. The Heart of Life: From the French of Pierre De Coulevain [pseud.]. E.P. Dutton, 1912.
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