The permo-triassic formations.
Sherlock, R. L.
The permo-triassic formations. - London : Hutchinson's Scientific and Technical Publications, 1947. - 367 p. ; 23 cm
Estratigrafía
Permico
Triásico
Libro
551.736/.761
The permo-triassic formations. - London : Hutchinson's Scientific and Technical Publications, 1947. - 367 p. ; 23 cm
Estratigrafía
Permico
Triásico
Libro
551.736/.761