APA-viite (7. p.)
Gras, D., León, A. R., & Fisher, W. G. (2004). The road to successful CRT implantation: A step-by-step approach. Blackwell Futura.
Chicago-viite (17. p.)
Gras, Daniel, Angel R. León, ja Westby G. Fisher. The Road to Successful CRT Implantation: A Step-by-step Approach. Malden, Mass.: Blackwell Futura, 2004.
MLA-viite (9. p.)
Gras, Daniel, et al. The Road to Successful CRT Implantation: A Step-by-step Approach. Blackwell Futura, 2004.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.