APA引文

Kivijärvi, A. (1988). Second generation copper intrauterine contraceptive devices. [A. Kivijärvi].

Chicago Style (17th ed.) Citation

Kivijärvi, Anneli. Second Generation Copper Intrauterine Contraceptive Devices. Turku: [A. Kivijärvi], 1988.

MLA引文

Kivijärvi, Anneli. Second Generation Copper Intrauterine Contraceptive Devices. [A. Kivijärvi], 1988.

警告：这些引文格式不一定是100％准确.