APA (7th ed.) Citation

Amanda Lawrence, Paul Weldon, Julian Thomas, & John Houghton. Where is the evidence: Realising the value of grey literature for public policy and practice.

Chicago Style (17th ed.) Citation

Amanda Lawrence, Paul Weldon, Julian Thomas, and John Houghton. Where Is the Evidence: Realising the Value of Grey Literature for Public Policy and Practice.

MLA (9th ed.) Citation

Amanda Lawrence, et al. Where Is the Evidence: Realising the Value of Grey Literature for Public Policy and Practice.

Warning: These citations may not always be 100% accurate.