APA (7th ed.) Citation

LANE, L. Focus on Pronunciation 1: Answer Key. Longman.

Chicago Style (17th ed.) Citation

LANE, Linda. Focus on Pronunciation 1: Answer Key. Longman.

MLA (8th ed.) Citation

LANE, Linda. Focus on Pronunciation 1: Answer Key. Longman.

Warning: These citations may not always be 100% accurate.