陈湘波.别有人间行路难：二十世纪四十年代庞薰琹、吴作人、关山月、孙宗慰西南西北写生作品集：pang xunqin, wu zuoren, guan shanyue and sun zongwei's paintings from life in southwest and northwest China in 1940s.湖南美术出版社,2013.
别有人间行路难：二十世纪四十年代庞薰琹、吴作人、关山月、孙宗慰西南西北写生作品集：pang xunqin, wu zuoren, guan shanyue and sun zongwei's paintings from life in southwest and northwest China in 1940s
陈湘波.别有人间行路难：二十世纪四十年代庞薰琹、吴作人、关山月、孙宗慰西南西北写生作品集：pang xunqin, wu zuoren, guan shanyue and sun zongwei's paintings from life in southwest and northwest China in 1940s.湖南美术出版社,2013.
别有人间行路难：二十世纪四十年代庞薰琹、吴作人、关山月、孙宗慰西南西北写生作品集：pang xunqin, wu zuoren, guan shanyue and sun zongwei's paintings from life in southwest and northwest China in 1940s
