APA引文

Dennis B. Fradin. (1983). Astronomy (New True Book). Childrens Pr.

Chicago Style (17th ed.) Citation

Dennis B. Fradin. Astronomy (New True Book). Childrens Pr, 1983.

MLA引文

Dennis B. Fradin. Astronomy (New True Book). Childrens Pr, 1983.

警告：這些引文格式不一定是100％准確.