Johnstone P. T
Sketches of an elephant : a topos theory compendium : Vol. 1 - New York Oxford uni. Press 2008 - xxii, 467 p
9780198534259
QA169
Sketches of an elephant : a topos theory compendium : Vol. 1 - New York Oxford uni. Press 2008 - xxii, 467 p
9780198534259
QA169