APA (7th ed.) Citation

Hey, J. D. (1974). Statistics in economics / (by) John D. Hey. Robertson.

Chicago Style (17th ed.) Citation

Hey, John D. Statistics in Economics / (by) John D. Hey. London: Robertson, 1974.

MLA (9th ed.) Citation

Hey, John D. Statistics in Economics / (by) John D. Hey. Robertson, 1974.

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