APA引文

Gray, S. S. (2019). Hold on tight (First edition.). Blackstone Publishing.

Chicago Style (17th ed.) Citation

Gray, Shelley Shepard. Hold on Tight. First edition. Ashland, OR: Blackstone Publishing, 2019.

MLA引文

Gray, Shelley Shepard. Hold on Tight. First edition. Blackstone Publishing, 2019.

警告：這些引文格式不一定是100％准確.