Australian Shepherd Breed Standard. Australian Shepherd Club of America, Inc. January 15, 1977 [April 3, 2011]. (原始内容存档于2016-10-04).引用错误:带有name属性“asca.org”的<ref>标签用不同内容定义了多次
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Australian Shepherd Breed Standard. Australian Shepherd Club of America, Inc. January 15, 1977 [April 3, 2011]. (原始内容存档于2016-10-04).引用错误:带有name属性“asca.org”的<ref>标签用不同内容定义了多次