APA (7th ed.) Citation

Parr, E. A. (1991). Hydraulics and pneumatics: A technician's and engineer's guide. Butterworth Heinemann.

Chicago Style (17th ed.) Citation

Parr, E. A. Hydraulics and Pneumatics: A Technician's and Engineer's Guide. Jordan Hill, Oxford: Butterworth Heinemann, 1991.

MLA (9th ed.) Citation

Parr, E. A. Hydraulics and Pneumatics: A Technician's and Engineer's Guide. Butterworth Heinemann, 1991.