nuc88-112710: His The boundary integral method applied ... [MI] 1987 (hdg. on NNC rept.: Pritchard, Philip J.; usage: Philip J. Pritchard)

Fox and Macdonald's Introduction to fluid mechanics, 2015: t.p. (Philip J. Pritchard) of cover

Biblioteca del congreso (Estados Unidos), 12 junio 2019: catálogo electrónico https://authorities.loc.gov/cgi-bin/Pwebrecon.cgi?AuthRecID=4419418&v1=1&HC=1&SEQ=20190612112508&PID=24fpssHnI8VTj6SKKwNBGhhXsyM