pdf Math Contests for High School, Volume 2 School Years 1982-83 through 1990-91 (Steven R. Conrad, Daniel Flegler) (z-lib.org).pdf
pdf Math Contests, Grades 4,5 6, Vol. 3- School Years 1991-92 Through 1995-96 (Steven R. Conrad, Daniel Fiegler) (z-lib.org).pdf
