ScienceDirect (Online service) & Blake, L. S. (1989). Civil engineer's reference book (4th ed.). Butterworth-Heinemann.
Chicago Style (17th ed.) CitationScienceDirect (Online service) and L. S. Blake. Civil Engineer's Reference Book. 4th ed. Oxford: Butterworth-Heinemann, 1989.
MLA (9th ed.) CitationScienceDirect (Online service) and L. S. Blake. Civil Engineer's Reference Book. 4th ed. Butterworth-Heinemann, 1989.
Warning: These citations may not always be 100% accurate.