Cita APA (7a ed.)

Wal, D. v. d., & Snouck Hargronje, C. (2011). Christiaan Snouck Hurgronje: The first western photographer in Mecca, 1884-1885.

Cita Chicago Style (17a ed.)

Wal, Durkje van der, y Christiaan Snouck Hargronje. Christiaan Snouck Hurgronje: The First Western Photographer in Mecca, 1884-1885. Amsterdam, 2011.

Cita MLA (8a ed.)

Wal, Durkje van der, y Christiaan Snouck Hargronje. Christiaan Snouck Hurgronje: The First Western Photographer in Mecca, 1884-1885. 2011.