Robinson succinctly describes the status of the mountain lion controversy in California. Two or more works To cite more than one source to document a particular point, separate the citations with a semicolon. Multiple citations can be distracting to readers, however, so the techniques should not be overused. If you want to alert readers to several sources that discuss a particular topic, consider using an information note instead. A work without page numbers You may omit the page number if a work has no page numbers.
Some electronic sources use paragraph numbers instead of page numbers.
An electronic source To cite an electronic source in the text of your paper, follow the same rules as for print sources. If the source has an author and there is a page number, provide both. Electronic sources often lack page numbers. Otherwise, use no number at all. If the electronic source has no known author, either use the complete title in a signal phrase or use a short form of the title in parentheses.