German(3rd Edition) A Structural Approach (English and German Edition) by Friedrich Wilhelm Strothmann, Wfw Lohnes Hardcover, 42 Pages, Published 1980 by Norton ISBN-13: 978-0-393-95059-5, ISBN: 0-393-95059-X
Unsere Honig- Und Bienenpflanzen Deren Nutzen, Kulturbeschreibung U.S.W (German Edition) by Huck, Friedrich Softcover, Published 2023 by Legare Street Press ISBN-13: 978-1-02-270413-8, ISBN: 1-02-270413-3