Pedersen St. John?s wort : improving moods & immunity / by Stephanie Pedersen. - 1st American ed.. - New York DK Pub. 2000. - 64p. col., ill. 18cm - Natural care library . Includes index p.62 - 63 ISBN: 0789451891 Subjects--Topical Terms: Hypericum perforatum--Therapeutic use Dewey Class. No.: 615.323624 PED 2000