Trnka, B. (1937). Pokus o vědeckou teorii a praktickou reformu těsnopisu: = An attempt at the theory of shorthand and its practical application to the Czech language.
Chicago-Zitierstil (17. Ausg.)Trnka, Bohumil. Pokus O Vědeckou Teorii a Praktickou Reformu Těsnopisu: = An Attempt at the Theory of Shorthand and Its Practical Application to the Czech Language. v Praze, 1937.
MLA-Zitierstil (9. Ausg.)Trnka, Bohumil. Pokus O Vědeckou Teorii a Praktickou Reformu Těsnopisu: = An Attempt at the Theory of Shorthand and Its Practical Application to the Czech Language. 1937.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.