APA (7th ed.) Citation

Lake, M., & Needham, M. (2000). Improving concentration skills / Mike Lake and Marjorie Needham. Questions.

Chicago Style (17th ed.) Citation

Lake, Mike, and Marjorie Needham. Improving Concentration Skills / Mike Lake and Marjorie Needham. Birmingham: Questions, 2000.

MLA (9th ed.) Citation

Lake, Mike, and Marjorie Needham. Improving Concentration Skills / Mike Lake and Marjorie Needham. Questions, 2000.

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