KNIGHT, F.B.
Fifth-grade problem sets 1-5, by F.B. Knight, G.M. Ruch & J.W. Studebaker.
KNIGHT, F.B. Fifth-grade problem sets 1-5, by F.B. Knight, G.M. Ruch & J.W. Studebaker. © 23Mar39; AA295230. Scott, Foresman & Co. (PWH); 3Jan67; R400331.
Scott, Foresman & Co.|PWH