O pomocy skutecznej i nieskutecznej
By: Barbara Hajduk, Edward Hajduk
Contributors: Hajduk, Edward
Publisher: Uniwersytet Zielonogórski
Published: 2008
Place of publication: Zielona Góra
Language: pol
Number of pages: 239
ISBN-13: 9788374812214
Notes: Includes bibliographical references (p. 229-235).