Gratton, L. S. (2016). The 100 Year Life. Bloomsbury Information an Imprint Bloomsbury Pub.
Cita Chicago (17th ed.)Gratton, Lynda; Scott. The 100 Year Life. New Delhi: Bloomsbury Information an Imprint Bloomsbury Pub, 2016.
Cita MLA (9th ed.)Gratton, Lynda; Scott. The 100 Year Life. Bloomsbury Information an Imprint Bloomsbury Pub, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.