APA引文

Fredén, C. (1988). Marine life and deglaciation chronology of the Vänern Basin, southwestern Sweden. Sveriges geologiska undersökning.

Chicago Style (17th ed.) Citation

Fredén, Curt. Marine Life and Deglaciation Chronology of the Vänern Basin, Southwestern Sweden. Uppsala: Sveriges geologiska undersökning, 1988.

MLA引文

Fredén, Curt. Marine Life and Deglaciation Chronology of the Vänern Basin, Southwestern Sweden. Sveriges geologiska undersökning, 1988.

警告：這些引文格式不一定是100％准確.