APA引文

McCullough, D. (2017). The american spirit: Who we are and what we stand for.

Chicago Style (17th ed.) Citation

McCullough, David. The American Spirit: Who We Are and What We Stand for. 2017.

MLA引文

McCullough, David. The American Spirit: Who We Are and What We Stand for. 2017.

警告：這些引文格式不一定是100％准確.