000			00592nam a2200169 a 4500
005			20240602095755.0
008			130522s19uu xx 00 eng d
020			_a0903632020
100	1	0	_aPerraton, Hilary.
245	1	4	_aThe techniques of writing correspondence courses / _cHilary Perraton.
260	0		_aCambridge : _bInternational Extension College, _c1973.
300			_a50 p. ; _c21 cm.
440		0	_aIEC broadsheet on distance learning ; _vno. 2
650		4	_aCorrespondence schools and courses _xCurricula.
710	2	0	_aInternational Extension College Great Britain).
942			_2ddc
999			_c14389 _d14389