APA (7th ed.) Citation

Kegel Christensen, W. (1995). Belemnitella from the Upper Campanian and Lower Maastrichtian Chalk of Norfolk, England. Palaeontological Assoc.

Chicago Style (17th ed.) Citation

Kegel Christensen, Walter. Belemnitella from the Upper Campanian and Lower Maastrichtian Chalk of Norfolk, England. London: Palaeontological Assoc, 1995.

MLA (9th ed.) Citation

Kegel Christensen, Walter. Belemnitella from the Upper Campanian and Lower Maastrichtian Chalk of Norfolk, England. Palaeontological Assoc, 1995.

Warning: These citations may not always be 100% accurate.