What has the author George T Angwin written?

George Pinyuh has written:

'Potting and repotting houseplants' -- subject(s): Plant containers, Plants, Potted, Potted Plants

'Watering home gardens and landscape plants' -- subject(s): Water requirements, Irrigation, Landscape gardening, Gardens, Plants, Water conservation, Landscape plants, Backyard gardens

'Potting soil mixtures' -- subject(s): Plants, Potted, Potted Plants, Potting soils