APA (7th ed.) Citation

Vernon. R. (1989). Directory of research workers in agriculture and allied sciences. C.A.B. International.

Chicago Style (17th ed.) Citation

Vernon. R. Directory of Research Workers in Agriculture and Allied Sciences. London: C.A.B. International, 1989.

MLA (9th ed.) Citation

Vernon. R. Directory of Research Workers in Agriculture and Allied Sciences. C.A.B. International, 1989.

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