APA引文

Human Papilloma Vaccines: Questions & Answers (2018). National Cancer Institute Member Services.

Chicago Style (17th ed.) Citation

Human Papilloma Vaccines: Questions & Answers (2018). National Cancer Institute Member Services.

MLA引文

Human Papilloma Vaccines: Questions & Answers (2018). National Cancer Institute Member Services.

警告：這些引文格式不一定是100％准確.