- Juan Manuel,
Juan Manuel, Infante de Castilla, 1282-1347 (Autor Personal)
- Juan Manuel, Infante of Castile, 1282-1347
- Manuel, Juan, 1282-1347
Ayerbe-Chaux, R. Libro del conde Lucanor, 1985: t.p. (Juan Manuel) p. 4 (b. May 5, 1282) p. 12 (probably d. June 13, 1348)
LC data base, 5/9/85 (hdg.: Juan Manuel, Infante of Castile, 1282-1347)
Wikipedia, Sept. 21, 2006 (Juan Manuel, Duke of Penafiel; Don Juan Manuel, Infante of Castile (Escalona, May 5? 1282-Cordoba, 1349))
WBIS, Sept. 21, 2006 (Juan Manuel, Infante)
BGMI, Sept. 21, 2006 (Juan Manuel, (1282-1348); Juan Manuel, (1282-1349?); Juan Manuel, Infante Don (1282-1349?); Juan Manuel,, Infante DeCastile (1282-1349?); Juan Manuel,, Infante Don (1282-1349?); Juan Manuel, Infante Of Castile (1282-1347))
BNE Web authority file, Sept. 21, 2006 (Juan Manuel, Infante de Castilla (1282-1348); references: Juan Manuel, Don (1282-1348), Manuel, Juan (1282-1348))
El Conde Lucanor, o, Libro de los exiemplos del Conde de Lucanor et de Patronio, 2011: page 9 (born May 5, 1282 in Escalona) page 13 (died June 13, 1348 in Murcia)