Cita APA (7a ed.)
DeFrancis, J. Visible speech: The diverse oneness of writing systems.
Cita Chicago Style (17a ed.)
DeFrancis, John. Visible Speech: The Diverse Oneness of Writing Systems.
Cita MLA (9a ed.)
DeFrancis, John. Visible Speech: The Diverse Oneness of Writing Systems.
警告：這些引文格式不一定是100％准確.