APA (7th ed.) Citation

(2015). An introduction to the method of levels. SAGE Publications Ltd..

Chicago Style (17th ed.) Citation

An Introduction to the Method of Levels. London, United Kingdom: SAGE Publications Ltd., 2015.

MLA (9th ed.) Citation

An Introduction to the Method of Levels. SAGE Publications Ltd., 2015.

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