Citação norma APA

Johns, B., Munthali, S., Walker, D. G., Masanjala, W., & Bishai, D. (2013). A cost function analysis of child health services in four districts in Malawi. BioMed Central.

Citação norma Chicago

Johns, Benjamin, Spy Munthali, Damian G. Walker, Winford Masanjala, and David Bishai. A Cost Function Analysis of Child Health Services in Four Districts in Malawi. BioMed Central, 2013.

Citação norma MLA

Johns, Benjamin, et al. A Cost Function Analysis of Child Health Services in Four Districts in Malawi. BioMed Central, 2013.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.