(1962). Lebendige Bausteine. Origo Verlag.
Chicago Style (17th ed.) CitationLebendige Bausteine. Zürich Bern: Origo Verlag, 1962.
MLA (9th ed.) CitationLebendige Bausteine. Origo Verlag, 1962.
Warning: These citations may not always be 100% accurate.