APA (7th ed.) Citation

Biggs, N. L. (1993). Algebraic graph theory (2a. ed.). University of Cambridge.

Chicago Style (17th ed.) Citation

Biggs, Norman L. Algebraic Graph Theory. 2a. ed. Cambridge: University of Cambridge, 1993.

MLA (9th ed.) Citation

Biggs, Norman L. Algebraic Graph Theory. 2a. ed. University of Cambridge, 1993.