Rees, S. (2011). Sweet water and bitter: The ships that stopped the slave trade. University of New Hampshire Press.

Rees, Siân. Sweet Water and Bitter: The Ships That Stopped the Slave Trade. Durham, N.H.: University of New Hampshire Press, 2011.

Rees, Siân. Sweet Water and Bitter: The Ships That Stopped the Slave Trade. University of New Hampshire Press, 2011.