Winnett, M. A. (1980). Extending the bridge maintenance painting season. Transport and Road Research Laboratory.
Chicago-viite (17. p.)Winnett, M. A. Extending the Bridge Maintenance Painting Season. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1980.
MLA-viite (9. p.)Winnett, M. A. Extending the Bridge Maintenance Painting Season. Transport and Road Research Laboratory, 1980.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.