APA-referens

O'Donnell, P. T., & Maleady, E. L. (1975). Principles of Real Estate. W.B. Sauders.

Chicago-stil citat

O'Donnell, Paul T., och Eugene L. Maleady. Principles of Real Estate. Philadelphia: W.B. Sauders, 1975.

MLA-referens

O'Donnell, Paul T., och Eugene L. Maleady. Principles of Real Estate. W.B. Sauders, 1975.