Moore, P. D., Webb, J. A., & Collinson, M. E. (1991). Pollen analysis (2nd ed.). Blackwell Science.
Cita Chicago (17th ed.)Moore, Peter D., J. A. Webb, i Margaret E. Collinson. Pollen Analysis. 2nd ed. London: Blackwell Science, 1991.
Cita MLA (9th ed.)Moore, Peter D., et al. Pollen Analysis. 2nd ed. Blackwell Science, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.