APA (7e ed.) Bronvermelding

ebrary, Inc, Ng, S. K., & Goh, C. L. (2001). The principles and practice of contact and occupational dermatology in Asia Pacific region. World Scientific.

Chicago (17e ed.) Bronvermelding

ebrary, Inc, See Ket Ng, en Chee Leok Goh. The Principles and Practice of Contact and Occupational Dermatology in Asia Pacific Region. River Edge, N.J.: World Scientific, 2001.

MLA (9e ed.) Bronvermelding

ebrary, Inc, et al. The Principles and Practice of Contact and Occupational Dermatology in Asia Pacific Region. World Scientific, 2001.