APA (7th ed.) Citation

Xu, K., Das, K. C., & Trinajstić, N. (2015). The Harary Index of a Graph. Springer Berlin Heidelberg : Imprint: Springer.

Chicago Style (17th ed.) Citation

Xu, Kexiang, Kinkar Ch Das, and Nenad Trinajstić. The Harary Index of a Graph. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2015.

MLA (8th ed.) Citation

Xu, Kexiang, et al. The Harary Index of a Graph. Springer Berlin Heidelberg : Imprint: Springer, 2015.