APA-viite (7. p.)

Berman, G. (1983). Graph theory bibliography with two level key-world index. University of Waterloo.

Chicago-viite (17. p.)

Berman, Gerald. Graph Theory Bibliography with Two Level Key-world Index. Waterloo: University of Waterloo, 1983.

MLA-viite (9. p.)

Berman, Gerald. Graph Theory Bibliography with Two Level Key-world Index. University of Waterloo, 1983.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.