Columbia subject headings:
Franciscans--Netherlands--Bio-bibliography.
Secular Franciscan Order. Regula Ordinis Franciscani Saecularis--Bibliography.
Harvard subject headings:
Franciscans--Netherlands--Bio-bibliography.
Regula Ordinis Franciscani Saecularis--Bibliography.
Princeton subject headings:
Franciscans--Netherlands--Bio-bibliography.
Secular Franciscan Order. Regula Ordinis Franciscani Saecularis--Bibliography.