Marsh world. - 2nd ed. - Oak Hammock Marsh, Man. : Ducks Unlimited Canada, c1996. - 103 p. : ill. (some col.) ; 21 cm.

Includes index.

ISBN: 096929431X

Nat. Bib. Agency Control No.: 20070022364

Subjects--Topical Terms:
Marsh ecology--Pictorial works.
Marshes--Handbooks, manuals, etc.