Mayer, S. L., & Koenig, W. J. (1976). The two World Wars: A guide to manuscript coll. in the United Kingdom. Bowker.
Citación estilo ChicagoMayer, Sydney L., y William J. Koenig. The Two World Wars: A Guide to Manuscript Coll. in the United Kingdom. London: Bowker, 1976.
Cita MLAMayer, Sydney L., y William J. Koenig. The Two World Wars: A Guide to Manuscript Coll. in the United Kingdom. Bowker, 1976.
Precaución: Estas citas no son 100% exactas.