Dyfyniad APA

Abdollahy, R. (1977). A history of chronology and calenders in Iran from ancient to modern times, with principles of date-conversion. British Library Document Supply Centre.

Dyfyniad Arddull Chicago

Abdollahy, Reza. A History of Chronology and Calenders in Iran from Ancient to Modern Times, with Principles of Date-conversion. Boston Spa, United Kindom: British Library Document Supply Centre, 1977.

Dyfyniad MLA

Abdollahy, Reza. A History of Chronology and Calenders in Iran from Ancient to Modern Times, with Principles of Date-conversion. British Library Document Supply Centre, 1977.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.