APA引文

Brown, J. (2020). Once upon a space-time! (First edition.). Crown Books for Young Readers.

Chicago Style (17th ed.) Citation

Brown, Jeffrey. Once upon a Space-time! First edition. New York: Crown Books for Young Readers, 2020.

MLA引文

Brown, Jeffrey. Once upon a Space-time! First edition. Crown Books for Young Readers, 2020.

警告：這些引文格式不一定是100％准確.