APA引文

Beal, G., & Francis, i. J. <Os >inventores. Formar.

Chicago Style (17th ed.) Citation

Beal, George, and il. John Francis. <Os >inventores. Formar.

MLA引文

Beal, George, and il. John Francis. <Os >inventores. Formar.

警告：这些引文格式不一定是100％准确.