@book{31534,
	author = {Green, Duncan},
	title = {How Change Happens},
	url = {https://library.oapen.org/bitstream/20.500.12657/32066/1/618650.pdf||https://library.oapen.org/bitstream/20.500.12657/32066/1/618650.pdf||https://library.oapen.org/bitstream/20.500.12657/32066/1/618650.pdf||https://library.oapen.org/bitstream/20.500.12657/32066/1/618650.pdf}
}