Mathematics /
Duncan,Ernest.
Mathematics / Ernest R. Duncan. - Houghton Mifflin : Houghton Mifflin Company, 1978. - 410 p. : ill. ; 23 cm.
Includes index.
0395290449
Mathematics.
510 DUN
Mathematics / Ernest R. Duncan. - Houghton Mifflin : Houghton Mifflin Company, 1978. - 410 p. : ill. ; 23 cm.
Includes index.
0395290449
Mathematics.
510 DUN