PARKER STEVE AND BERNOR RAYMOND. (1990). FOSSILS: THE PRACTICAL GUIDE TO PALEONTOLOGY. Greenwich.
Chicago Edition CitationPARKER STEVE AND BERNOR RAYMOND. FOSSILS: THE PRACTICAL GUIDE TO PALEONTOLOGY. london: Greenwich, 1990.
Cita MLAPARKER STEVE AND BERNOR RAYMOND. FOSSILS: THE PRACTICAL GUIDE TO PALEONTOLOGY. Greenwich, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.