MLA

Langenberg, Eike A, Martina Bihn, and Werner A Müller. Guanxi and Business Strategy. Physica-Verlag HD, 2007.

APA

Langenberg, E. A, Bihn, M., & Müller, W. A. (2007). Guanxi and Business Strategy. Physica-Verlag HD.

Chicago

Langenberg, Eike A., Martina Bihn, and Werner A Müller. Guanxi and Business Strategy. : Physica-Verlag HD, 2007.