MLA

Handa, Hiroshi, HandaHiroshi, and Yuki Yamaguchi. Hepatitis Delta Virus. Springer US, 2006.

APA

Handa, H., HandaHiroshi, H., & Yamaguchi, Y. (2006). Hepatitis Delta Virus. Springer US.

Chicago

Handa, Hiroshi, HandaHiroshi, and Yuki Yamaguchi. Hepatitis Delta Virus. : Springer US, 2006.