Edité par USGS Saudi Arabian Project Report 196, 1975, 23 Pp., 1975
Vendeur : Eryops Books, Stephenville, TX, Etats-Unis
Soft Cover. Etat : Very Good. Softcovers; staple-bound; owner's stamp; minor shelfwear w/ small creases on lower corners of wraps and leaves; o/w in very good condition.
Edité par USGS Professional Paper 1131, 1980, 38 Pp., 1980
Vendeur : Eryops Books, Stephenville, TX, Etats-Unis
Soft Cover. Etat : Very Good. Softcovers; ex-corporate library; minor shelfwear; o/w in very good condition.