APA (7th ed.) Citation

Knovel (Firm) & Blake, L. S. (1994). Civil engineer's reference book (4th ed.). Butterworth-Heinemann.

Chicago Style (17th ed.) Citation

Knovel (Firm) and L. S. Blake. Civil Engineer's Reference Book. 4th ed. Oxford: Butterworth-Heinemann, 1994.

MLA (9th ed.) Citation

Knovel (Firm) and L. S. Blake. Civil Engineer's Reference Book. 4th ed. Butterworth-Heinemann, 1994.