Parnell, H. (1838). A treatise on roads: Wherein the principles on which roads should be made are explained and illustrated, by the plans, specifications, and contracts made use of by Thomas Telford, Esq. on the Holyhead road (2nd ed.). Longman, Orme, Brown, Green and Longmans.
Chicago-Zitierstil (17. Ausg.)Parnell, Henry. A Treatise on Roads: Wherein the Principles on Which Roads Should Be Made Are Explained and Illustrated, by the Plans, Specifications, and Contracts Made Use of by Thomas Telford, Esq. on the Holyhead Road. 2nd ed. London: Longman, Orme, Brown, Green and Longmans, 1838.
MLA-Zitierstil (9. Ausg.)Parnell, Henry. A Treatise on Roads: Wherein the Principles on Which Roads Should Be Made Are Explained and Illustrated, by the Plans, Specifications, and Contracts Made Use of by Thomas Telford, Esq. on the Holyhead Road. 2nd ed. Longman, Orme, Brown, Green and Longmans, 1838.