Page number is required for a direct quote.
No page numbers for a direct quote? For in-text citation use para. # or Chapter #.
No date? Use (n.d.). in both the reference and in-text citation.
No author information for an article, chapter, or webpage? Use article title, chapter title, webpage title, or first few words enclosed in quotation marks and italicize the book, report, or journal title when used in manuscript.
See the Quick Answers - References page of the APA blog for more examples.