Marita Koch 48.16 World Record 400m. (European Championship Athens 82) - YouTube
Marita Koch East Germany 400m Final Editorial Stock Photo - Stock Image | Shutterstock Editorial
Marita KOCH | Profile | World Athletics
Marita Koch: Can we believe her 400m world record is genuine? - BBC Sport
Marita koch hi-res stock photography and images - Alamy
Monaco press points – Allan Wells, Marita Koch, Volker Beck | World Athletics
A New World record to Marita Koch over 400 metres Olga Vladykina... News Photo - Getty Images
W 400m - Marita Koch - 47.60 - Canberra (Aus) - 1985 - World Record - YouTube
Marita Koch sets a New World record for 400 meters at the World Cup... News Photo - Getty Images
BBC Sport on Twitter: "30 years on, Marita Koch's unbroken 400m world record is still a hot topic. Was it genuine? http://t.co/BrV7nrDldP http://t.co/qr1nexoNne" / Twitter
Marita Koch - Legends - - Publisher - Track and Field Society
Marita Koch 400m World Record 48.16 (European Championships 82 Athens). - YouTube