1.
Math Olympiad Contest Problems for Elementary and Middle Schools
by Lenchner, George, Kessler, ...
ISBN: 9780962666216
List Price: $24.95
2.
Arml-Nysml Contests 1989-1994
by Zimmerman, Lawrence J., Ber...
ISBN: 9780962640162
List Price: $19.95
3.
Nysml-Arml Contests, 1983-1988
by Ruderman, Harry D., Zimmerm...
ISBN: 9780873532785
List Price: $9.00