常駐技術者
Springer Science & Business Media. pp. 85-86. ISBN 9781461311539. https://books.google.co.uk/books?id=CwTrBwAAQBAJ
↑ Patterson, Richard (October 2017). “NEC Engineering and Construction Contract (ECC): the necessary interaction between the supervisor and the project manager”. Construction Law Quarterly:Management, Procurement and Law 170 (5): 225. https://www.neccontract.com/getmedia/ca385188-9110-4f9d-96e6-476f9689124c/ICE-journal-the-interaction-between-Supervisor-and-PM.pdf.aspx 2018年11月19日閲覧。.