Underwater explorersde Judy Monroe PetersonMateriasMarine biologistsMarine biologyJuvenile literatureVocational guidanceMarine biology, juvenile literatureScientistsScientists, juvenile literatureEdiciones (1)Underwater explorers (2009)Rosen Pub. Group's PowerKids Press · inglés · ISBN 9781404245266Más obras de Judy Monroe PetersonBraving volcanoesDigging up historyExploring spaceFirst budget smarts