Illustrated handbook of general science teaching aids.

Xehetasun bibliografikoak
Egile nagusia:	Alusik, John 1921-
Formatua:	Liburua
Hizkuntza:	English
Argitaratua:	West Nyack, N.Y. Parker Pub. Co. [1973]
Gaiak:	Science > Laboratory manuals. Science > Study and teaching (Secondary)