Picture alphabet, Pedagogical thought in Latvia until 1890, Selection Doku Atis, The Latvian and his master Old Standers, 1787, reprinted 1977 Liesma, As new; Pedagogic...
Latvian punctuation, Zinātne Publishing House, 1969; Syntax of the Latvian language, ed. "Star" 1989 Latvian punctuation by A. Blinken, Ed. Science, 1969, p. 410...
Picture alphabet, Pedagogical thought in Latvia until 1890, Selection Doku Atis, The Latvian and his master Old Standers, 1787, reprinted 1977 Liesma, As new; Pedagogical thought in Latvia until 1890, Zvaigzne 1991; Latvian and his master Liesma 1985; Doku Atis, Selection, 1963n