Citazione Stile APA (7a Edizione)

Barratt, M. G., & Mahowald, M. E. (1978). Geometric applications of homotopy theory. Springer-Verlag.

Citazione stile Chigago Style (17a edizione)

Barratt, M. G., e M. E. Mahowald. Geometric Applications of Homotopy Theory. Berlín: Springer-Verlag, 1978.

Citatione MLA (9a ed.)

Barratt, M. G., e M. E. Mahowald. Geometric Applications of Homotopy Theory. Springer-Verlag, 1978.