APA
Hoffman P Ed, Workshop and conference in algebric topology (1977 : Vancouver), Hoffman P Ed, Piccinni R Ed & Sjerve D Ed. (1978). Algebraic topology. Berlin: Springer Verlag.
Chicago
Hoffman P Ed, Workshop and conference in algebric topology (1977 : Vancouver), Hoffman P Ed, Piccinni R Ed and Sjerve D Ed. 1978. Algebraic topology. Berlin: Springer Verlag.
Harvard
Hoffman P Ed, Workshop and conference in algebric topology (1977 : Vancouver), Hoffman P Ed, Piccinni R Ed and Sjerve D Ed. (1978). Algebraic topology. Berlin: Springer Verlag.
MLA
Hoffman P Ed, Workshop and conference in algebric topology (1977 : Vancouver), Hoffman P Ed, Piccinni R Ed and Sjerve D Ed. Algebraic topology. Berlin: Springer Verlag. 1978.
