Kruunun jalokivet
Subtitle: Vallisaari ja Kuninkaansaari
By: Ove Enqvist & Taneli Eskola
Publisher: Moreeni
Published: 2011
Place of publication: Vantaa]
Language: fin
Number of pages: 303
ISBN-13: 9789522540652
Notes: With English summary.

Includes bibliographical references and index.