"784.1878 |c Canons |d Canons" . . "783.13841878" . "5588" . . "5588 782.4 |c Wereldlijke vormen |d Secular forms 783.138 |c Mannenstemmen - terzetten |d Men's voices - trios 783.13841878 784.1878 |c Canons |d Canons" . . "783.138 |c Mannenstemmen - terzetten |d Men's voices - trios" . "782.4 |c Wereldlijke vormen |d Secular forms" . . "5588" . .