APA

Nussbaum P., Childs L., . (1975). Repetitive load tests of concrete slabs on cement-treated subbases. Skokie, IL: Portland Cement Association. Research and development bulletin RD025.01P.

Chicago

Nussbaum PJ, Childs LD, . 1975. Repetitive load tests of concrete slabs on cement-treated subbases. Skokie, IL: Portland Cement Association. Research and development bulletin RD025.01P.

Harvard

Nussbaum P., Childs L., . (1975). Repetitive load tests of concrete slabs on cement-treated subbases. Skokie, IL: Portland Cement Association. Research and development bulletin RD025.01P.

MLA

Nussbaum PJ, Childs LD, . Repetitive load tests of concrete slabs on cement-treated subbases. Skokie, IL: Portland Cement Association. Research and development bulletin RD025.01P. 1975.