APA (7th ed.) Citation

Aro, E., & Karunen, P. (1988). Effect of hardening and freezing stress on membrane lipids and CO2 fixation of Ceratodon purpureus protonemata.

Chicago Style (17th ed.) Citation

Aro, Eva-Mari, and Pirjo Karunen. Effect of Hardening and Freezing Stress on Membrane Lipids and CO2 Fixation of Ceratodon Purpureus Protonemata. 1988.

MLA (9th ed.) Citation

Aro, Eva-Mari, and Pirjo Karunen. Effect of Hardening and Freezing Stress on Membrane Lipids and CO2 Fixation of Ceratodon Purpureus Protonemata. 1988.

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