@book{12948,
author = {Hoffman, P. N and Canadian Mathematical Congress (Society)},
title = {Algebraic topology},
publisher = {Springer-Verlag},
year = {1978},
series = {Lecture notes in mathematics},
address = {Berlin},
note = {Proceedings of a workshop and conference held July 25-Aug. 12, 1977, and sponsored by the Canadian Mathematical Congress}
}