PPsychotechnical MethodPsychotechnical Methodde Emmanuel XagorarakisEdiciones (1)Psychotechnical Method (2014)CreateSpace Independent Publishing Platform · inglés · ISBN 9781500972561Más obras de Emmanuel XagorarakisGGroundlessness of InfinityGroundlessness of InfinityTTheory of the PersonTheory of the PersonTTHEORY of EVERYTHINGTHEORY of EVERYTHING