एपीए उद्धरण

Whitehead, G. W. 1. (1966). Homotopy theory. Cambridge, Mass.: M.I.T. Press.

शिकागो स्टाइल उद्धरण

Whitehead, George W. 1918-. Homotopy Theory. Cambridge, Mass.: M.I.T. Press, 1966.

एमएलए उद्धरण

Whitehead, George W. 1918-. Homotopy Theory. Cambridge, Mass.: M.I.T. Press, 1966.