Lester, J. (1981). Pilot study to test site use of pipe defect classification and CRODISS systems. Transport and Road Research Laboratory.
Chicago-Zitierstil (17. Ausg.)Lester, John. Pilot Study to Test Site Use of Pipe Defect Classification and CRODISS Systems. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1981.
MLA-Zitierstil (9. Ausg.)Lester, John. Pilot Study to Test Site Use of Pipe Defect Classification and CRODISS Systems. Transport and Road Research Laboratory, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.