11. The propagation of hardy trees and shrubs Creator: Taylor, G. C. Collection: Core Historical Literature of Agriculture Publisher: Dulau & Co., Ltd., Publication Place: London, Date: 1927 Format: Book
12. Propagation of horticultural plants Creator: Adriance, G. W. b. 1895 Collection: Core Historical Literature of Agriculture Publisher: McGraw-Hill Book Company, Inc., Publication Place: London : Date: 1939 Format: Book