APA (7th ed.) Citation

Pyörälä, T. (1966). Cardiovascular response to the upright position during pregnancy. s.n..

Chicago Style (17th ed.) Citation

Pyörälä, Tapani. Cardiovascular Response to the Upright Position During Pregnancy. Helsinsi: s.n., 1966.

MLA (8th ed.) Citation

Pyörälä, Tapani. Cardiovascular Response to the Upright Position During Pregnancy. s.n., 1966.