APA引文
Espejo, R. (2004). Tribute to Stafford Beer. Emerald Group Publishing.
Chicago Style (17th ed.) Citation
Espejo, Raul. Tribute to Stafford Beer. Bradford, West Yorkshire, England: Emerald Group Publishing, 2004.
MLA引文
Espejo, Raul. Tribute to Stafford Beer. Emerald Group Publishing, 2004.
警告:這些引文格式不一定是100%准確.