APA aipamena

Geological Survey of Great Britain & Trotter, F. M. (1936). Gosforth district: (One-inch geological sheet 37 new series). H. M. Stationery Off..

Chicago Style aipamena

Geological Survey of Great Britain and F M. Trotter. Gosforth District: (One-inch Geological Sheet 37 New Series). London,: H. M. Stationery Off., 1936.

MLA aipamena

Geological Survey of Great Britain and F M. Trotter. Gosforth District: (One-inch Geological Sheet 37 New Series). H. M. Stationery Off., 1936.