Ambrosia Publication: Methodus cantus ecclesiastici ...
Title:   Methodus cantus ecclesiastici graeco-slavici / auctore Ioanne de Castro ; accedit Enchiridion canticorum eiusdem ecclesiae ab eodem auctore concinnatum.
Author:   Castro, Juan de 1818-1892
Publisher:   Romae : ex Typographia polyglotta,
Date:   1881
Subject:   Orthodox Eastern Church
    Chants (Plain, Gregorian, etc.; Instruction and study.
    Church music; Orthodox Eastern Church
Format:   xviii, 228 p., 1 leaf :
LOC:   ML3060.C17
Call Number:   M 97 (Gennadius Library)
Ambrosia:   http://ambrosia.ascsa.edu.gr:8991/F/?func=item-global&doc_library=BBG01&doc_number=000051478