APA استشهاد

Davis, S. W. (2006). Topology. McGraw-Hill Higher Education.

استشهاد بنمط شيكاغو

Davis, Sheldon W. Topology. New Delhi: McGraw-Hill Higher Education, 2006.

MLA استشهاد

Davis, Sheldon W. Topology. McGraw-Hill Higher Education, 2006.