Algebraic Topology

MLA

S. Lefschetz. Algebraic Topology. AMS, 1942. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsebk&AN=1495181&authtype=sso&custid=ns315887.

APA

S. Lefschetz. (1942). Algebraic Topology. AMS.

Chicago

S. Lefschetz. 1942. Algebraic Topology. [N.p.]: AMS. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsebk&AN=1495181&authtype=sso&custid=ns315887.