MD Holdings, Inc.

year of pub­li­ca­ti­onISBNauthor(s)title
2004978-0-9771952-0-6MetrodataMapa Vial y Turístico - Puerto Rico: Isla y Area Metropolitana
2003978-0-9771952-1-3   ''Todo Puerto Rico
2005978-0-9771952-2-0   ''Guía Metro - Area Metropolitana (Puerto Rico)
2006978-0-9771952-3-7   ''Puerto Rico Road Map 2007 / Mapa de Carreteras de Puerto Rico 2007 (English and Spanish Edition)
  ''978-0-9771952-4-4MD Holdings · Inc. (Metrodata)Todo Puerto Rico (English and Spanish Edition)
2008978-0-9771952-6-8MetrodataGui­a Metro - Area Metropolitana (Puerto Rico) (English and Spanish Edition)
2010978-0-9771952-8-2MD Holdings · Inc. (Metrodata)Puerto Rico Road Map - Folded Giant Map (English and Spanish Edition)
2011978-0-9771952-9-9Puerto Rico Roads Map - Folded Giant Map (English and Spanish Edition)