signal phrase

Name both authors in the signal phrase or parentheses each time you cite the work.

One option is to use a signal phrase, followed by a comma, to introduce the sentence.

Zauq's idioms were homely, but no one has a greater number of signal phrases memorable for thought or music.

If the signal phrase does not name the author, place the author's name, the date, and the page number in parentheses at the end of the quotation.

For two or more authors, all should be mentioned in the signal phrase introducing the quotation or in the parentheses following the summary:

If the author is unknown, mention the work's title in the signal phrase or give the first word or two of the title in the parenthetical citation.

An in-text citation names the author of the source (often in a signal phrase), gives the date of publication, and at times includes a page number in parentheses.

The lieutenant shouted to his crew the signal phrase he and the other tank commanders must have been given from their leaders, to set loose their armor and the day's fate.