Citazione APA

Brouwer, A. E., Cohen, A. M., & Neumaier, A. (1989). Distance-regular graphs. Springer-Verlag.

Stile di citazione Chicago

Brouwer, A. E., A. M. Cohen, e A. Neumaier. Distance-regular Graphs. Heidelberg: Springer-Verlag, 1989.

Citazione MLA

Brouwer, A. E., et al. Distance-regular Graphs. Springer-Verlag, 1989.