APA (7e ed.) Bronvermelding

Gray, R., Clarke, M., Collins, R., & Peto, R. (1993). The EBCTCG overview of adjuvant therapy of breast cancer. What are the implications for future studies? Early Breast Cancer Trialists' Collaborative Group.

Chicago (17e ed.) Bronvermelding

Gray, R., M. Clarke, R. Collins, en R. Peto. The EBCTCG Overview of Adjuvant Therapy of Breast Cancer. What Are the Implications for Future Studies? Early Breast Cancer Trialists' Collaborative Group. 1993.

MLA (9e ed.) Bronvermelding

Gray, R., et al. The EBCTCG Overview of Adjuvant Therapy of Breast Cancer. What Are the Implications for Future Studies? Early Breast Cancer Trialists' Collaborative Group. 1993.