Saville, J., & Saville, T. (1986). The business letter writer. Tarang Paperbacks.
芝加哥风格引文Saville, Jenny, 与 Tim Saville. The Business Letter Writer. Delhi: Tarang Paperbacks, 1986.
MLA引文Saville, Jenny, 与 Tim Saville. The Business Letter Writer. Tarang Paperbacks, 1986.
警告：这些引文格式不一定是100％准确.