In addition to providing guidance on grammar, the mechanics of writing, and APA style, this manual offers an authoritative reference and citation system. It also covers the treatment of numbers, metrication, statistical and mathematical data, tables and figures for use in writing, reports or presentations. This new edition has been updated to include: guidelines and examples for referencing electronic and online sources; avoiding plagiarism; presenting case studies and the construction of tables; copyright and permissions issues for writers; and reference examples for audiovisual media and patents. Writers, scholars and professionals will also find guidelines on how to choose text, tables or figures to present data, writing cover letters, the retention of raw data and on establishing written agreements for the use of shared data.