Cita APA (7a ed.)
Paddock, J. The middle urban in the Puebla valley.
Cita Chicago Style (17a ed.)
Paddock, John. The Middle Urban in the Puebla Valley.
Cita MLA (9a ed.)
Paddock, John. The Middle Urban in the Puebla Valley.
警告：這些引文格式不一定是100％准確.