Lichter, G. (1993). Fossil collector's handbook: finding, identify-: Ing, preparing, displaying. Sterling.
Cita Chicago (17th ed.)Lichter, Gerhard. Fossil Collector's Handbook: Finding, Identify-: Ing, Preparing, Displaying. York: Sterling, 1993.
Cita MLA (9th ed.)Lichter, Gerhard. Fossil Collector's Handbook: Finding, Identify-: Ing, Preparing, Displaying. Sterling, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.