Gaya APA
Clarkson, A, P, O. (1977).
Christ and the christian in the writings of pseudo-Macarius. A study of an early christian spirituality. Petikan dari disertasi P.U.G. .
Romae:
PUG.
Gaya MLA
Clarkson, Anthony, Paul,, O.C.S.O..
"Christ and the christian in the writings of pseudo-Macarius. A study of an early christian spirituality. Petikan dari disertasi P.U.G. ".
Romae:
PUG,
1977.
Buku.