APA引文

Sayers, D. L., & Carmichael, I. (2002). Clouds of witness. BBC Audiobooks America.

Chicago Style (17th ed.) Citation

Sayers, Dorothy L., and Ian Carmichael. Clouds of Witness. North Kingstown, RI: BBC Audiobooks America, 2002.

MLA引文

Sayers, Dorothy L., and Ian Carmichael. Clouds of Witness. BBC Audiobooks America, 2002.

警告：這些引文格式不一定是100％准確.