APA (7th ed.) Citation

Cleal, C. J. (1991). Plant fossils in geological investigation: The Palaeozoic. Horwood.

Chicago Style (17th ed.) Citation

Cleal, Christopher J. Plant Fossils in Geological Investigation: The Palaeozoic. Chichester <<[u.a.]>>: Horwood, 1991.

MLA (9th ed.) Citation

Cleal, Christopher J. Plant Fossils in Geological Investigation: The Palaeozoic. Horwood, 1991.