VAJDA,S. (1967). Patterns and configurations in finite. Charles Griffin.
Cita Chicago (17th ed.)VAJDA,S. Patterns and Configurations in Finite. London: Charles Griffin, 1967.
Cita MLA (9th ed.)VAJDA,S. Patterns and Configurations in Finite. Charles Griffin, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.