Cita APA

Stefan, C., Bray, F., Ferlay, J., Liu, B., & Maxwell Parkin, D. (2017). Cancer of childhood in sub-Saharan Africa. Ecancermedicalscience.

Chicago Style Citation

Stefan, Cristina, Freddie Bray, Jacques Ferlay, Biying Liu, i D. Maxwell Parkin. "Cancer of Childhood in Sub-Saharan Africa." Ecancermedicalscience 2017.

Cita MLA

Stefan, Cristina, et al. "Cancer of Childhood in Sub-Saharan Africa." Ecancermedicalscience 2017.