Citazione Stile APA (7a Edizione)

Bowen, C. D., & Meck, B. V. (1940). Beloved friend: The story of Tchaikowsky and Nadejda ..... Garden city.

Citazione stile Chigago Style (17a edizione)

Bowen, Catherine D., e Barbara Von Meck. Beloved Friend: The Story of Tchaikowsky and Nadejda ..... New York: Garden city, 1940.

Citatione MLA (9a ed.)

Bowen, Catherine D., e Barbara Von Meck. Beloved Friend: The Story of Tchaikowsky and Nadejda ..... Garden city, 1940.