This section contains information on The Chicago Manual of Style (CMOS) method of document formatting and citation. This guide provides citation and bibliography assistance.Includes APA, MLA, and Chicago style examples. In the "Acknowledgments" section of a publication or presentation. The taking of an acknowledgment consists of positively identifying the signer of a document. Create new requests, explore requests in other neighborhoods, and track requests you submit. Available for download now. An applicant may obtain an Aldermanic Acknowledgement Letter from their respective Alderman and submit it with their building permit application. This guide is based on The Chicago Manual of Style, 17th ed. You use a footnote number in your text with details of the footnote at the bottom of that page.