APA način citiranja (7. izdanje)

Rugg, H. O. (1926). Resources, industries and cities of America. Lincoln School.

Čikaški stil citiranja (17. izdanje)

Rugg, Harold Ordway. Resources, Industries and Cities of America. [New York: Lincoln School, 1926.

MLA način citiranja (9. izdanje)

Rugg, Harold Ordway. Resources, Industries and Cities of America. Lincoln School, 1926.