The teaching unit a type study

The teaching unit a type study

Xehetasun bibliografikoak
Egile nagusia: Waples, Douglas 1893-1978
Beste egile batzuk: Stone, Charles Arthur
Formatua: Liburua
Argitaratua: New York D. Appleton and Co. [c1929].
Gaiak:
Mathematics > Study and teaching.
Teaching.
Educational psychology.