APA
British Geomorphological Research Group, . (1988). British Geomorphological Research Group symposia series. Chichester [u.a.]: Wiley.
Chicago
British Geomorphological Research Group, . 1988. British Geomorphological Research Group symposia series. Chichester [u.a.]: Wiley.
Harvard
British Geomorphological Research Group, . (1988). British Geomorphological Research Group symposia series. Chichester [u.a.]: Wiley.
MLA
British Geomorphological Research Group, . British Geomorphological Research Group symposia series. Chichester [u.a.]: Wiley. 1988.