A field guide to selected areas of the Devonian of south-west England :
Devonian System (P.A.D.S.78), September 1978 /
edited by Colin T. Scrutton.

APA Citation

International Symposium on the Devonian System (P.A.D.S. 78), (. : Bristol., Scrutton, C. Thomas., Palaeontological Association, L. (1978). A field guide to selected areas of the Devonian of south-west England: Devonian System (P.A.D.S.78), September 1978. [s.l.]: The Palaeontological Association.

MLA Citation

International Symposium on the Devonian System (P.A.D.S. 78), (1978 : Bristol, Eng), Colin Thomas Scrutton, and London Palaeontological Association. A Field Guide to Selected Areas of the Devonian of South-west England: Devonian System (P.A.D.S.78), September 1978. [s.l.]: The Palaeontological Association, 1978.