Analysis of information sources in references of the Wikipedia article "Law of agency" in English language version.
Restatement of Agency (Second) § 1. Agency; Principal; Agent. "(1) Agency is the fiduciary relation which results from the manifestation of consent by one person to another that the other shall act on his or her behalf and subject to her control, and consent by the other so to act. (2) The one for whom action is to be taken is the principal. (3) The one who is to act is the agent."
Restatement of Agency (Second)§ 27: "Except for the execution of instruments under seal or for the conduct of transactions required by statute to be authorized in a particular way, apparent authority to do an act is created as to a third person by written or spoken words or any other conduct of the principal which, reasonably interpreted, causes the third person to believe that the principal consents to have the act done on his behalf by the person purporting to act for him."
