APA (7e ed.) Bronvermelding

Frith, P., Burge, S., Millard, P., & Wojnarowska, F. (1990). External ocular findings in lupus erythematosus: A clinical and immunopathological study. BMJ Publishing Group.

Chicago (17e ed.) Bronvermelding

Frith, P., S. Burge, P. Millard, en F. Wojnarowska. External Ocular Findings in Lupus Erythematosus: A Clinical and Immunopathological Study. BMJ Publishing Group, 1990.

MLA (9e ed.) Bronvermelding

Frith, P., et al. External Ocular Findings in Lupus Erythematosus: A Clinical and Immunopathological Study. BMJ Publishing Group, 1990.