"The reproduction of the ... tunes in modern notation is based primarily upon one of the first editions of the completed Psalter, the title page of which reads as follows: Pseavmes de David mis en rime française par Clement Marot & Theodore de Beze ... A Paris, Par Adrian le Roy & Robert Ballard ... M.D.LXII."--page 79.
"Douen's contention seems plausible that for all the offical editions from late in 1542 till 1557 Louis Bourgeois was the chief, if not the only, musical supervisor."--page 59.