APA (7th ed.) Citation

Beynon-Davies, P. (1991). Expert database systems a gentle introduction. McGraw-Hill.

Chicago Style (17th ed.) Citation

Beynon-Davies, Paul. Expert Database Systems a Gentle Introduction. New York: McGraw-Hill, 1991.

MLA (9th ed.) Citation

Beynon-Davies, Paul. Expert Database Systems a Gentle Introduction. McGraw-Hill, 1991.

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