APA aipamena

Heymann, F. G. (1966). Poland & Czechoslovakia Republic. Prentice-Hall.

Chicago Style aipamena

Heymann, Frederick Gotthold. Poland & Czechoslovakia Republic. Englewood Cliffs, N.J: Prentice-Hall, 1966.

MLA aipamena

Heymann, Frederick Gotthold. Poland & Czechoslovakia Republic. Prentice-Hall, 1966.