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Books about Geffken:
Child Health Assessment: A Handbook of Measurement Techniques 1st edition by Rodrigue, James R.; Geffken, Gary... (Aug 8, 1999)
Die Oraula Sibyllin Bearb. im Auftrage der Kirhenvï¿½ter-ommission der Kï¿½nigl. Preussishen Akademie der Wissenshaften... by 1861-1935 Geffken Johannes (1902)
Wiki information Geffken:
Gary Roy Geffken, Ph.D., is a clinical psychologist from Gainesville, Florida. As director of the University of Florida Obsessive Compulsive Disorder Program, Geffken participates in clinical activity and research. Geffken's primary research...