1.
, . Quattuor libri principiorum. Paris: Wakefield S.R. Publishers; 1969.
et . Quattuor libri principiorum. Paris : Wakefield S.R. Publishers, 3 juin 1969
Lulle Raymond & Pring-Mill R. D. F. (1969). Quattuor libri principiorum. Wakefield S.R. Publishers.
MLA (8th ed.) CitationLulle Raymond and Pring-Mill R. D. F. Quattuor Libri Principiorum. Wakefield S.R. Publishers, 1969.
Warning: These citations may not always be 100% accurate.