Isard, W. [ca. 1998]. Methods of interregional and regional analysis. In Regional science studies series [Book]. Aldershot [u.a.]: Ashgate.
ISO-690 (author-date, English)ISARD, Walter, 1998. Methods of interregional and regional analysis. Aldershot [u.a.]: Ashgate. ISBN 1859724108.
Modern Language Association 9th editionIsard, W. „Methods of interregional and regional analysis“. Regional science studies series, book, Ashgate, 1998.
Mohr Siebeck - Recht (Deutsch - Österreich)Isard, Walter: Methods of interregional and regional analysis, Aldershot [u.a.] 1998.
Emerald - HarvardIsard, W. (1998), Methods of interregional and regional analysis, Regional science studies series, Bd. , Ashgate, Aldershot [u.a.].
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.