APA (7th ed.) Citation

Poulsen, V. (1969). An Atlantic Middle Cambrian Fauna from North Greenland.

Chicago Style (17th ed.) Citation

Poulsen, Valdemar. An Atlantic Middle Cambrian Fauna from North Greenland. Koppenhagen, 1969.

MLA (9th ed.) Citation

Poulsen, Valdemar. An Atlantic Middle Cambrian Fauna from North Greenland. 1969.

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