许延旺著. 头羊. 现代出版社.
Chicago Style (17th ed.) Citation许延旺著. 头羊. 现代出版社.
Cita MLA许延旺著. 头羊. 现代出版社.
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Cita APA
许延旺著. 头羊. 现代出版社.
Chicago Style (17th ed.) Citation许延旺著. 头羊. 现代出版社.
Cita MLA许延旺著. 头羊. 现代出版社.