APA (7th ed.) Citation

Gray, P. M. D. (1985). Logic, algebra and databases (Repr.). Ellis Horwood [etc.].

Chicago Style (17th ed.) Citation

Gray, Peter M. D. Logic, Algebra and Databases. Repr. Chichester [etc.]: Ellis Horwood [etc.], 1985.

MLA (9th ed.) Citation

Gray, Peter M. D. Logic, Algebra and Databases. Repr. Ellis Horwood [etc.], 1985.

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