Ringo, B. C., & Anderson, R. B. (1996). Designing floor slabs on grade : step-by-step procedures, sample solutions, and commentary / Boyd C. Ringo and Robert B. Anderson.: Step-by-step procedures, sample solutions, and commentary (2nd ed.). Aberdeen Group.
Chicago Style (17th ed.) CitationRingo, Boyd C., and Robert B. Anderson. Designing Floor Slabs on Grade : Step-by-step Procedures, Sample Solutions, and Commentary / Boyd C. Ringo and Robert B. Anderson.: Step-by-step Procedures, Sample Solutions, and Commentary. 2nd ed. Addison, Ill.: Aberdeen Group, 1996.
MLA (9th ed.) CitationRingo, Boyd C., and Robert B. Anderson. Designing Floor Slabs on Grade : Step-by-step Procedures, Sample Solutions, and Commentary / Boyd C. Ringo and Robert B. Anderson.: Step-by-step Procedures, Sample Solutions, and Commentary. 2nd ed. Aberdeen Group, 1996.