Cita APA (7a ed.)

Krupska, B. (1976). School and lifelong education. Polish Scientific Publishers.

Cita Chicago Style (17a ed.)

Krupska, Beata. School and Lifelong Education. Warsaw: Polish Scientific Publishers, 1976.

Cita MLA (9a ed.)

Krupska, Beata. School and Lifelong Education. Polish Scientific Publishers, 1976.