Heymann, F. G. (1966). Poland & Czechoslovakia Republic. Prentice-Hall.
Chicagoスタイル(17版)引用形式Heymann, Frederick Gotthold. Poland & Czechoslovakia Republic. Englewood Cliffs, N.J: Prentice-Hall, 1966.
MLA(9版)引用形式Heymann, Frederick Gotthold. Poland & Czechoslovakia Republic. Prentice-Hall, 1966.
警告: この引用は必ずしも正確ではありません.