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Author

Kevin L. Polk

3 books found

Cover of Praxishandbuch ACT-Matrix

Praxishandbuch ACT-Matrix

Kevin L. Polk, Benjamin Schoendorff, Mark Webster, Fabián Olaz, Klaus Ackermann · First published 2019

Cover of Essential Guide to the ACT Matrix

Essential Guide to the ACT Matrix

Kevin L. Polk, Benjamin Schoendorff, Mark Webster, Fabian O. Olaz · First published 2016

Cover of ACT Matrix

ACT Matrix

Kevin L. Polk, Benjamin Schoendorff, Kelly G. Wilson · First published 2014