Beller, J. (1989). Experimenting with Plants. Englewood Cliffs, New Jersey: Prentice-Hall.
Trích dẫn kiểu ChicagoBeller, Joel. Experimenting With Plants. Englewood Cliffs, New Jersey: Prentice-Hall, 1989.
Deismireacht MLABeller, Joel. Experimenting With Plants. Englewood Cliffs, New Jersey: Prentice-Hall, 1989.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.