aj ew ski , ▁Pier ws za ▁Woj na ▁Świ at owa ▁ 1 9 1 4 - 1 9 1 8 , ▁Wy dawn ict wa ▁P WN , ▁ 2 0 0 5 . ▁ ▁Pi otr ▁E ber hardt , ▁" Pro je k ty ▁an eks yj ne ▁Ces ar stwa ▁Niem ieck iego ▁wob ec ▁z iem ▁pol skich ▁podczas ▁I ▁woj ny ▁sw iat owej ▁in ▁Problem aty ka ▁ge opol ity cz na ▁z iem ▁pol skich ", ▁Warszawa : ▁P AN ▁I Gi P Z , ▁ 2 0 0 8 . ▁ ▁H ajo ▁Hol born , ▁A ▁History ▁of ▁Modern ▁Germany : ▁ 1 8 4 0 - 1 9 4 5 , ▁Pr inc eton ▁University ▁Press , ▁ 1 9 8 2 . ▁ ▁Hein ▁E ir ch ▁Go em ans , ▁War ▁and ▁pun ishment : ▁the ▁causes ▁of ▁war ▁term ination ▁and ▁the ▁First ▁World ▁War , ▁Pr inc eton ▁University ▁Press , ▁ 2 0 0 0 . ▁ ▁Pro ▁mem oria . ▁Pr us ak ▁w ▁Polsce , ▁by ▁Jó zef ▁Rap ack i , ▁Wy dawn ictwo ▁T yg od nika ▁Il ust row an ego , ▁Warszawa . ▁▁▁ ▁Category : Pol and ▁in ▁World ▁War ▁I ▁Category : G erm any – Pol and ▁relations ▁Category : 1 9 1 6 ▁establish ments ▁in ▁Poland ▁Category : 1 9 1 7 ▁in ▁Poland ▁Category : 1 9 1 8 ▁dis est ab lish ments