APA (7th ed.) Citation

Stasheff, J. (1960). On certain problems in homotopy theory.

Chicago Style (17th ed.) Citation

Stasheff, J. On Certain Problems in Homotopy Theory. 1960.

MLA (9th ed.) Citation

Stasheff, J. On Certain Problems in Homotopy Theory. 1960.

Warning: These citations may not always be 100% accurate.