Lester, J. (1981). Pilot study to test site use of pipe defect classification and CRODISS systems. Transport and Road Research Laboratory.
Citazione stile Chigago Style (17a edizione)Lester, John. Pilot Study to Test Site Use of Pipe Defect Classification and CRODISS Systems. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1981.
Citatione MLA (9a ed.)Lester, John. Pilot Study to Test Site Use of Pipe Defect Classification and CRODISS Systems. Transport and Road Research Laboratory, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.