Cita APA (7th ed.)
Markey, T. L. (1981). Frisian. Mouton Publishers.
Cita Chicago (17th ed.)
Markey, Thomas L. Frisian. The Hague ; New York: Mouton Publishers, 1981.
Cita MLA (9th ed.)
Markey, Thomas L. Frisian. Mouton Publishers, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.