PECK, R. B., HANSON, W. E., & THORNBURN, T. H. (1994). Foundation engineering.-- ed.2. John Wiley and Sons.

PECK, Ralph B., Walter E. HANSON, and Thomas H. THORNBURN. Foundation Engineering.-- Ed.2. New York: John Wiley and Sons, 1994.

PECK, Ralph B., et al. Foundation Engineering.-- Ed.2. John Wiley and Sons, 1994.