APA (7e ed.) Bronvermelding

Portman, J., & Steingold, F. (2001). Leasing space for your small business. Nolo.

Chicago (17e ed.) Bronvermelding

Portman, Janet, en Fred Steingold. Leasing Space for Your Small Business. Berkeley, CA: Nolo, 2001.

MLA (9e ed.) Bronvermelding

Portman, Janet, en Fred Steingold. Leasing Space for Your Small Business. Nolo, 2001.