SpringerLink (Online service), Fryske Akademy, & Campbell, A. (1952). Thet Freske Riim ;: Tractatus Alvini. Springer-Science+Business Media.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Fryske Akademy, and A. Campbell. Thet Freske Riim ;: Tractatus Alvini. Dordrecht: Springer-Science+Business Media, 1952.
MLA (9th ed.) CitationSpringerLink (Online service), et al. Thet Freske Riim ;: Tractatus Alvini. Springer-Science+Business Media, 1952.
Warning: These citations may not always be 100% accurate.