United States
Hogrefe Publishing
44 Merrimac Street,
Newburyport, MA 01950
Phone: +1 978 255-3700
E-mail: customersupport@hogrefe.com
Canada
Hogrefe Publishing
82 Laird Drive
East York, Ontario M4G 3V1
E-mail: customersupport@hogrefe.com
Germany
Hogrefe Publishing
Merkelstr. 3
37085 Göttingen
Phone: +49 551 99950-421
Fax: +49 551 99950-425
E-mail: customerservice@hogrefe.com