1.
Recent advances in homotopy theory. Providence, R.I.: American mathematical society; 1970.
Recent advances in homotopy theory. Providence, R.I. : American mathematical society, 4 mai 1970. ISBN 0-8218-1654-3
Whitehead George William. (1970). Recent advances in homotopy theory. American mathematical society.
Style de citation MLA (8e éd.)Whitehead George William. Recent Advances in Homotopy Theory. American mathematical society, 1970.
Attention : ces citations peuvent ne pas être correctes à 100%.