this edition written and researched by Sandra Bao... [et al.] this edition written and researched by Sandra Bao... [et al. this edition written and researched by Sandra Bao ...[et al.] this edition written and researched by Sandra Bao ...[et al. this edition written and researched by Sara Benson...[et al.] this edition written and researched by Anthony Ham... [et al.] this edition written and researched by John Noble... [et al.] this edition written and researched by Duncan Garwood... [et al.] this edition written and researched by Sara Benson...[et al. this edition written and researched by Anthony Ham...[et al.]