Some possible references for further reading on the topic of references include:
1. "The Power of Positive References" by Jack Canfield 2. "The Art of Giving and Receiving References" by Richard H. Beatty 3. "The Reference Book: A Guide to References and Citations in Academic Writing" by Charles Lipson 4. "The Reference Interview Today: Negotiating and Answering Questions Face to Face, on the Phone, and Virtually" by Dave Harmeyer and Ross Tyner 5. "The Reference Librarian's Bible: Print and Digital Reference Resources Every Library Should Own" by Joseph Janes.