Field guide to the birds of South-East Asia Field guide to the birds of Guangxi a photographic guide to the birds of southeast asia : Field guide to the birds of Guangzhou A photographic guide to the birds of Southeast Asia : Field guide to the birds of Qinling Mountains Bield guide to the birds of Taijiang national park Backyard guide to the birds of North America. 并列题名：Field guide to the birds of Guangxi CNG field guide to the brids of China