Cita APA (7a ed.)
Paddock, J. Obsidian trade at san Lorenzo Tenochtitlan, Mexico.
Cita Chicago Style (17a ed.)
Paddock, John. Obsidian Trade at San Lorenzo Tenochtitlan, Mexico.
Cita MLA (9a ed.)
Paddock, John. Obsidian Trade at San Lorenzo Tenochtitlan, Mexico.
警告：这些引文格式不一定是100％准确.