APA-viite

Blanford, J. I., Kumar, S., Luo, W., & MacEachren, A. M. (2012). It’s a long, long walk: Accessibility to hospitals, maternity and integrated health centers in Niger. BioMed Central.

Chicago-tyylinen lähdeviittaus

Blanford, Justine I., Supriya Kumar, Wei Luo, ja Alan M. MacEachren. It’s a Long, Long Walk: Accessibility to Hospitals, Maternity and Integrated Health Centers in Niger. BioMed Central, 2012.

MLA-viite

Blanford, Justine I., Supriya Kumar, Wei Luo, ja Alan M. MacEachren. It’s a Long, Long Walk: Accessibility to Hospitals, Maternity and Integrated Health Centers in Niger. BioMed Central, 2012.

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