APA Citatie

Graça, S., Esteves, J., Costa, S., Vale, S., & Maciel, J. (2012). Neuroendocrine breast cancer. BMJ Publishing Group.

Chicago Style citaat

Graça, Susana, Joana Esteves, Sílvia Costa, Sílvio Vale, en Jorge Maciel. Neuroendocrine Breast Cancer. BMJ Publishing Group, 2012.

MLA citatie

Graça, Susana, et al. Neuroendocrine Breast Cancer. BMJ Publishing Group, 2012.