Lenček, R. L. (1992). The beginnings of the scientific study of minor Slavic: The beginnings of the scientific study of minor Slavic : the correspondence between Jan Baudouin de Courtenay (1845-1929) and Vatroslav Oblak (1864-1896). Muenchen: Slavica Verlag Dr. Anton Kovač.
Chicago stil citiranjaLenček, Rado Ludovik. The beginnings of the scientific study of minor Slavic: The beginnings of the scientific study of minor Slavic : the correspondence between Jan Baudouin de Courtenay (1845-1929) and Vatroslav Oblak (1864-1896). Muenchen: Slavica Verlag Dr. Anton Kovač, 1992.
MLA stil citiranjaLenček, Rado Ludovik. The beginnings of the scientific study of minor Slavic: The beginnings of the scientific study of minor Slavic : the correspondence between Jan Baudouin de Courtenay (1845-1929) and Vatroslav Oblak (1864-1896). Muenchen: Slavica Verlag Dr. Anton Kovač, 1992.