Flora costaricensis / William Burger, editor : Family #172 Ericaceae / James L. Luteyn,
Robert L. Wilbur - Chicago, Ill. : Field Museum of Natural History, 2005
Internet, authorities.loc.gov, 2006-09-27
Information trouvée : initiale du 2e prénom
https://www.encyclopedia.com/arts/educational-magazines/burger-william-c-1932, 2021-07-23
Information trouvée : Born September 8, 1932, in New York, NY