Pond, C., Elton, C., Clarke, J., Fisher, N., Mann, D., & Kirby, K. (2015). The Elton Archive. University of Oxford.
Cita Chicago (17th ed.)Pond, C., C. Elton, J. Clarke, N. Fisher, D. Mann, i K. Kirby. The Elton Archive. University of Oxford, 2015.
Cita MLA (9th ed.)Pond, C., et al. The Elton Archive. University of Oxford, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.