APA (7th ed.) Citation

Brebbia, C. A., & Walker, S. (1980). Boundary element techniques in engineering / (by) C.A. Brebbia, S. Walker. Newnes-Butterworths.

Chicago Style (17th ed.) Citation

Brebbia, C. A., and Stephen Walker. Boundary Element Techniques in Engineering / (by) C.A. Brebbia, S. Walker. London (etc.): Newnes-Butterworths, 1980.

MLA (9th ed.) Citation

Brebbia, C. A., and Stephen Walker. Boundary Element Techniques in Engineering / (by) C.A. Brebbia, S. Walker. Newnes-Butterworths, 1980.

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