The Rubaiyat of Omar Khayyam (first & second editions) & six plays of Calderon /
translated by Edward Fitzgerald.

APA Citation

Omar Khayyam., FitzGerald, E., Calderón de la Barca, P. (1928). The Rubaiyat of Omar Khayyam (first & second editions) & six plays of Calderon. London: J.M. Dent & Sons .

MLA Citation

Omar Khayyam, Edward FitzGerald, and Pedro Calderón de la Barca. The Rubaiyat of Omar Khayyam (first & Second Editions) & Six Plays of Calderon. London: J.M. Dent & Sons , 1928.

Warning: These citations may not always be complete (especially for serials).