Lipkowski, J. (1915). The next peace congress and the Polish question: Poles, Ruthenians and Lithuanians, with ethnographical map of the Slav race : supplement to "The Polish Question" = Le prochain congrès de la paix et la question polonaise. Dépot principal a la rédaction de la revue Polonia.
Чикаго стиль цитування (17-те видання)Lipkowski, Józef. The Next Peace Congress and the Polish Question: Poles, Ruthenians and Lithuanians, with Ethnographical Map of the Slav Race : Supplement to "The Polish Question" = Le Prochain Congrès De La Paix Et La Question Polonaise. Paris: Dépot principal a la rédaction de la revue Polonia, 1915.
Стиль цитування MLA (9-ме видання)Lipkowski, Józef. The Next Peace Congress and the Polish Question: Poles, Ruthenians and Lithuanians, with Ethnographical Map of the Slav Race : Supplement to "The Polish Question" = Le Prochain Congrès De La Paix Et La Question Polonaise. Dépot principal a la rédaction de la revue Polonia, 1915.