APA (7th ed.) Citation

Roman, P. (1964). Theory of elementary practicles (2. print. of the 2. ed.). North-Holland Publ. Comp.

Chicago Style (17th ed.) Citation

Roman, Paul. Theory of Elementary Practicles. 2. print. of the 2. ed. Amsterdam: North-Holland Publ. Comp, 1964.

MLA (9th ed.) Citation

Roman, Paul. Theory of Elementary Practicles. 2. print. of the 2. ed. North-Holland Publ. Comp, 1964.