The relations of knowledge of the principles basic to the solution of a problem intelligence, and intrest, in the subject matter to the ability to solve problems [microform]

Xehetasun bibliografikoak
Egile nagusia: Echevarria, maximo O. 1926-
Formatua: Visual Material
Hizkuntza:English
Argitaratua: Quezon City Photoduplication Service, University of the Philippines Library 1974.
Gaiak: