APA (7th ed.) Citation

Demetrius, L. A. Directionality theory and the origin of life. The Royal Society.

Chicago Style (17th ed.) Citation

Demetrius, Lloyd A. Directionality Theory and the Origin of Life. The Royal Society.

MLA (9th ed.) Citation

Demetrius, Lloyd A. Directionality Theory and the Origin of Life. The Royal Society.

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