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Ruusbroec, Jan van (Iohannes Rusbrochius) — De septem gradibus (sec. translationem Latinam Laurentii Surii) — ed. R. Faesen
Ruusbroec, Jan van (Iohannes Rusbrochius) — Van seven trappen ('De septem gradibus'). Anglice reddidit H. Rolfson — ed. R. Faesen