APA (7th ed.) Citation

Eriksson, A. W. (1973). Human twinning in and around the Aland Islands. Societas Scientiarum Fennica.

Chicago Style (17th ed.) Citation

Eriksson, A. W. Human Twinning in and Around the Aland Islands. Helsinki: Societas Scientiarum Fennica, 1973.

MLA (9th ed.) Citation

Eriksson, A. W. Human Twinning in and Around the Aland Islands. Societas Scientiarum Fennica, 1973.

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