APA

Horst R. v. d., King-Kauanui S., Duffy S. & International Council for Small Business. (2005). Keystones of entrepreneurship knowledge. Malden, MA: Blackwell Publishing, Inc.

Chicago

Horst Rob van der, King-Kauanui Sandra, Duffy Susan and International Council for Small Business. 2005. Keystones of entrepreneurship knowledge. Malden, MA: Blackwell Publishing, Inc.

Harvard

Horst R. v. d., King-Kauanui S., Duffy S. and International Council for Small Business. (2005). Keystones of entrepreneurship knowledge. Malden, MA: Blackwell Publishing, Inc.

MLA

Horst Rob van der, King-Kauanui Sandra, Duffy Susan and International Council for Small Business. Keystones of entrepreneurship knowledge. Malden, MA: Blackwell Publishing, Inc. 2005.