The idea of progress history and society.

Manylion Llyfryddiaeth
Prif Awdur:	Pollard, Sidney
Fformat:	Llyfr
Cyhoeddwyd:	[Harmondsworth, Eng.] Penguin Books [1971, c1968].
Pynciau:	Progress.

TUKLAS: UP Libraries' Resource Discovery Tool
Copyright © 2020-2021. The University Library, University of the Philippines Diliman