Linguaphone Institute Limited. (1993). LINGUAPHONE English course. London: Linguaphone Institute Limited.
Chicago Style CitationLinguaphone Institute Limited. LINGUAPHONE English Course. London: Linguaphone Institute Limited, 1993.
MLA CitationLinguaphone Institute Limited. LINGUAPHONE English Course. London: Linguaphone Institute Limited, 1993.
Warning: These citations may not always be 100% accurate.