Jeff Marquart books & textbook
Just 2 Seconds
Gavin de Becker Tom Taylor Jeff Marquart
Gavin de Becker Center for the Study and Reduction of Violence /2008-07-01 Paperback / 655 Pages
isbn-10: 0615214479 / isbn-13: 9780615214474
Just 2 Seconds
Gavin de Becker Tom Taylor Jeff Marquart
Gavin de Becker & Associates /2020-07-28 Paperback / 711 Pages
isbn-10: 0578733366 / isbn-13: 9780578733364
