Cita APA

Ann Hirst, & N/a. (1988). Proceedings of the Sixth International Congress on Mathematical Education. Budapest, Hungary: János Bolyai Mathematical Society.

Citación estilo Chicago

Ann Hirst, y N/a. Proceedings of the Sixth International Congress On Mathematical Education. Budapest, Hungary: János Bolyai Mathematical Society, 1988.

Cita MLA

Ann Hirst, y N/a. Proceedings of the Sixth International Congress On Mathematical Education. Budapest, Hungary: János Bolyai Mathematical Society, 1988.