Gaya APA

Davids, G, C, R, C, A, F, R, 1. (2016). Elements of General Philosophy [Microform] . : Palala Press.

Gaya MLA

Davids, George, Croom, Robertson;, Caroline, A., F., Rhys, 1857-1942. "Elements of General Philosophy [Microform]". : Palala Press, 2016. Text.