APA citáció

Erdős Pál, Hajnal András, & Máté Attila. (1973). Cha in conditions on set mappings and free sets.

Chicago Style (17th ed.) Citation

Erdős Pál, Hajnal András, and Máté Attila. Cha in Conditions on Set Mappings and Free Sets. 1973.

MLA idézés

Erdős Pál, et al. Cha in Conditions on Set Mappings and Free Sets. 1973.