Latin America, Spain and Portugal: Juan Gimenez +54 11 4787 3817 juang@pennwell.com
North America and Canada: Denne Johnson +1 918 832 9264 dennej@pennwell.com
MARKETING: Natasha Christie +44 1992 656668 nchristie@pennwell.com
Registration Department
888-299-8016 (toll-free within U.S.)
1-918-831-9160 (outside of U.S.)
Hours: 8:00 a.m. 5:00 p.m. CDT, Monday through Friday