APA (7th ed.) Citation

Rawson, P. F. (1975). Lower Cretaceous ammonites from north-east England: The Hauterivian heteromorph Aegocrioceras. British Museum.

Chicago Style (17th ed.) Citation

Rawson, Peter Franklin. Lower Cretaceous Ammonites from North-east England: The Hauterivian Heteromorph Aegocrioceras. London: British Museum, 1975.

MLA (9th ed.) Citation

Rawson, Peter Franklin. Lower Cretaceous Ammonites from North-east England: The Hauterivian Heteromorph Aegocrioceras. British Museum, 1975.