Castles around the Baltic Sea : the illustrated guide / [main ed. Thorkild Kjaergaard ; photos Martti Puhakka ; transl. cooperator Marek Stokowski ; Association of Castles and Museums around the Baltic Sea]. - Puhakka, Martti; Stokowski, Marek (1957- ). (Castle Museum in Malbork ; Excalibur, 1994)