(P18)
(P21)	(Q6581097)
(P31)	(Q5)
(P39)	(Q212071) (P642) (P580) +2020-00-00T00:00:00Z (P854) https://www.sgh.waw.pl/poczet-rektorow-wirtualne-muzeum-sgh (P1476) "Poczet rektorów" (language: pl) (P407) (P813) Friday, October 4, 2024
(P69)	(Q1394594) (P143) (P4656) https://pl.wikipedia.org/w/index.php?title=Piotr_Wachowiak&oldid=62203853
(P101)	(Q1056396) (P143) (P4656) https://pl.wikipedia.org/w/index.php?title=Piotr_Wachowiak&oldid=75247828
(P106)	(Q188094)
(P108)	(Q1394594) (P143) (P4656) https://pl.wikipedia.org/w/index.php?title=Piotr_Wachowiak&oldid=62203853
(P166)	(Q21954284) (P143) (P813) Sunday, January 9, 2022
(P512)	(Q308678) (P585) Monday, February 24, 2014 (P1027) (P248) (P3124) 89846 (P813) Sunday, February 25, 2024 (Q849697) (P585) Monday, March 20, 2000 (P1027) (P248) (P3124) 89846 (P813) Sunday, February 25, 2024
(P569)	Tuesday, January 4, 1966 (P143) (P4656) https://pl.wikipedia.org/w/index.php?title=Piotr_Wachowiak&oldid=75247828
(P734)	(Q27892832)
(P735)	(Q15897269) (P1545) 1 (Q1551188) (P1545) 2

External Links

(P213)	0000000071590221
(P214)	101664766
(P227)	1325974102
(P244)	n2023037537
(P1207)	n01011831
(P3124)	89846
(P7293)	9810694781305606
(P12541)	2avGMWO5SNR