'Palestrina’s masses run the gamut of styles from the consistently contrapuntal Missa ad fugam through the largely homophonic but texturally varied Missa Papae Marcelli designed for word-intelligibility (see Jeppesen’s statistical comparison of its Gloria and Credo sections with those of other masses 1923) to the antiphonal dialogue of the four polychoral masses.'From 'Grove Music Online'

By Giovanni Pierluigi da Palestrina. Edited by Stern, Hermann. For SAATB Choir. Masses, Latin, Motets. Score. Language: Latin/German. 24 pages. Published by Carus Verlag (German import).