Cita APA (7a ed.)

Claesson, S., & Scobbie, I. (1980). Ancient monuments. Thule Press.

Cita Chicago Style (17a ed.)

Claesson, Stig, y Irene Scobbie. Ancient Monuments. Stornaway, Scotland: Thule Press, 1980.

Cita MLA (9a ed.)

Claesson, Stig, y Irene Scobbie. Ancient Monuments. Thule Press, 1980.