APA (7th ed.) Citation

Openshaw, S., Cullingford, D., & Gillard, A. A critique of the national classifications of OPCS/PRAG. Town Planning Review.

Chicago Style (17th ed.) Citation

Openshaw, Stanley, David Cullingford, and Allan Gillard. "A Critique of the National Classifications of OPCS/PRAG." Town Planning Review .

MLA (9th ed.) Citation

Openshaw, Stanley, et al. "A Critique of the National Classifications of OPCS/PRAG." Town Planning Review, .