Cita APA

Xu, K., & Trinajstic, N. (2015). The Harary Index of a Graph. Springer.

Chicago Style Citation

Xu, Kexiang, i Nenad Trinajstic. The Harary Index of a Graph. Springer, 2015.

Cita MLA

Xu, Kexiang, i Nenad Trinajstic. The Harary Index of a Graph. Springer, 2015.

Atenció: Aquestes cites poden no estar 100% correctes.