Crespo Márquez, A. (2014). Advanced maintenance engineering, services and technologies. Emerald.
Chicago-viite (17. p.)Crespo Márquez, Adolfo. Advanced Maintenance Engineering, Services and Technologies. [Bradford, England]: Emerald, 2014.
MLA-viite (9. p.)Crespo Márquez, Adolfo. Advanced Maintenance Engineering, Services and Technologies. Emerald, 2014.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.