Cita APA (7th ed.)
Walton, B. (1965). Sanerutian appenitic Rocks and Gardar dykes and diatremes, North of Narssarssuaq, South Greenland. Reitzel.
Cita Chicago (17th ed.)
Walton, B.J. Sanerutian Appenitic Rocks and Gardar Dykes and Diatremes, North of Narssarssuaq, South Greenland. København: Reitzel, 1965.
Cita MLA (9th ed.)
Walton, B.J. Sanerutian Appenitic Rocks and Gardar Dykes and Diatremes, North of Narssarssuaq, South Greenland. Reitzel, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.