Photocell applications.

Sonraí bibleagrafaíochta
Príomhchruthaitheoir:	Great Britain. Schools Council Project Technology
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	London Hodder and Stoughton Schools Council, c1973.
Sraith:	Project Technology
Ábhair:	Photoelectric cells.