Gaya APA
Sherif, M, A. (1975).
Ghazali's Theory of Virtue : oleh : Mohamed Ahmed Sherif .
Albany:
Statet University of New York Press.
Gaya MLA
Sherif, Mohamed, Ahmed.
"Ghazali's Theory of Virtue : oleh : Mohamed Ahmed Sherif".
Albany:
Statet University of New York Press,
1975.
Buku.