APA (7th ed.) Citation

Reynolds, H. R., & Protopapadakis, P. (1948). Practical problems in soil mechanics. C. Lockwood.

Chicago Style (17th ed.) Citation

Reynolds, Henry Raymond, and P. Protopapadakis. Practical Problems in Soil Mechanics. London: C. Lockwood, 1948.

MLA (9th ed.) Citation

Reynolds, Henry Raymond, and P. Protopapadakis. Practical Problems in Soil Mechanics. C. Lockwood, 1948.