The book of think: or how to solve a problem twice your size/
Burns, Marilyn
The book of think: or how to solve a problem twice your size/ by Marilyn Burns. illustrated by Martha Weston - Boston: Little, Brown and Company, 1976. - 125 p. ill.
0316117439
Problem solving
BF441.B87 1976
The book of think: or how to solve a problem twice your size/ by Marilyn Burns. illustrated by Martha Weston - Boston: Little, Brown and Company, 1976. - 125 p. ill.
0316117439
Problem solving
BF441.B87 1976