APA引文

Ewing, S. M. (2006). German shepherd dogs. T.F.H. Publications.

Chicago Style (17th ed.) Citation

Ewing, Susan M. German Shepherd Dogs. Neptune, NJ: T.F.H. Publications, 2006.

MLA引文

Ewing, Susan M. German Shepherd Dogs. T.F.H. Publications, 2006.

警告：這些引文格式不一定是100％准確.