Cita APA (7a ed.)
Morley, S. G. (1947). Guide Book to the Ruins of Quirigua. Carnegie Institution.
Cita estilo Chicago (17a ed.)
Morley, Sylvanus Griswold. Guide Book to the Ruins of Quirigua. Washington, EUA: Carnegie Institution, 1947.
Cita MLA (9a ed.)
Morley, Sylvanus Griswold. Guide Book to the Ruins of Quirigua. Carnegie Institution, 1947.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.