APA aipamena

Hutchinson, T., & Flamm, J. (1997). American hotline intermediate workbook. New York: Oxford University Press.

Chicago Style aipamena

Hutchinson, Tom, và Jacqueline Flamm. American Hotline Intermediate Workbook. New York: Oxford University Press, 1997.

MLA aipamena

Hutchinson, Tom, và Jacqueline Flamm. American Hotline Intermediate Workbook. New York: Oxford University Press, 1997.