O'Neill, R., Yeadon, T., & Kingsbury, R. (1974). Kernel lessons intermediate: Student's book ([7th. imp,].). London: Longman.
Chicago Style CitationO'Neill, Robert, Tony Yeadon, and Roy Kingsbury. Kernel Lessons Intermediate: Student's Book. [7th. imp,]. London: Longman, 1974.
MLA CitationO'Neill, Robert, Tony Yeadon, and Roy Kingsbury. Kernel Lessons Intermediate: Student's Book. [7th. imp,]. London: Longman, 1974.
Warning: These citations may not always be 100% accurate.