(1967). Geology of the country around Chesterfield, Matlock and Mansfield: Explanation of one-inch geological sheet 112, New series. HMSO.
Chicago-Zitierstil (17. Ausg.)Geology of the Country Around Chesterfield, Matlock and Mansfield: Explanation of One-inch Geological Sheet 112, New Series. London: HMSO, 1967.
MLA-Zitierstil (9. Ausg.)Geology of the Country Around Chesterfield, Matlock and Mansfield: Explanation of One-inch Geological Sheet 112, New Series. HMSO, 1967.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.