Rocks, minerals & fossils
Clive Mitchell and National Trust Books
The Natural History Museum
Sharon Nelson and Richard Nelson
REUNION DE TAFONOMIA Y FOSILIZACION (2 .
ALCALA MARTINE and ALBERTO COBOS PERIAÑEZ
JOSE LUIS BARCO, JOSE IGNACIO CANUDO, et al.
Helen Pellant and Chris Pellant
Varios Autores and EQUIPO SUSAETA
PAULA MIRRE PRIETO and Juan Carlos Mirre Gavaldá