APA (7th ed.) Citation

Dubinsky, E. (1991). Research in collegiate mathematics education: 1989 - 1990. American Math. Soc. <<[u.a.]>>.

Chicago Style (17th ed.) Citation

Dubinsky, Ed. Research in Collegiate Mathematics Education: 1989 - 1990. Providence, RI: American Math. Soc. <<[u.a.]>>, 1991.

MLA (9th ed.) Citation

Dubinsky, Ed. Research in Collegiate Mathematics Education: 1989 - 1990. American Math. Soc. <<[u.a.]>>, 1991.