*{{Literatur| Verlag = Goethean Science Foundation| Autor=George Adams, Olive Whicher| Titel = The living plant and the science of physical and ethereal spaces; a study of the metamorphosis of plants in the light of modern geometry and morphology| Ort = Clent, Worcestershire| Sprache = en| Datum = 1949|Hrsg=|Sammelwerk=|Band=|Nummer=|Auflage=|ISBN=|Seiten=|Typ=wl|OCLC=3590098}} | *{{Literatur| Verlag = Goethean Science Foundation| Autor=George Adams, Olive Whicher| Titel = The living plant and the science of physical and ethereal spaces; a study of the metamorphosis of plants in the light of modern geometry and morphology| Ort = Clent, Worcestershire| Sprache = en| Datum = 1949|Hrsg=|Sammelwerk=|Band=|Nummer=|Auflage=|ISBN=|Seiten=|Typ=wl|OCLC=3590098}} |