APA način citiranja (7. izdanje)

Coombs, P. -., Evans, M., & Hardy, P. E. (2012). Pastel painting: Step-by-step.

Čikaški stil citiranja (17. izdanje)

Coombs, Peter -2007, Margaret Evans, i Paul E. Hardy. Pastel Painting: Step-by-step. 2012.

MLA način citiranja (9. izdanje)

Coombs, Peter -2007, et al. Pastel Painting: Step-by-step. 2012.