APA (7th ed.) Citation

Lyon, B. (1983). Venturing underground: The new speleo's guide. EP Pub..

Chicago Style (17th ed.) Citation

Lyon, Ben. Venturing Underground: The New Speleo's Guide. East Ardsley, Wakefield, West Yorkshire: EP Pub., 1983.

MLA (9th ed.) Citation

Lyon, Ben. Venturing Underground: The New Speleo's Guide. EP Pub., 1983.