Gaya APA
Callanan, J. (1993).
The spirit of Tony de Mello: A handbook of meditation exer- cises. .
Dublin:
Dublin Mercier Press.
Gaya MLA
Callanan, John.
"The spirit of Tony de Mello: A handbook of meditation exer- cises. ".
Dublin:
Dublin Mercier Press,
1993.
Buku.