Newland, H. O., & Lewin, E. (1922). West Africa: A handbook of practical information for the official, planter, miner, financier & trader. D. O'Connor.
Čikaški stil citiranja (17. izdanje)Newland, H. Osman, i Evans Lewin. West Africa: A Handbook of Practical Information for the Official, Planter, Miner, Financier & Trader. London: D. O'Connor, 1922.
MLA način citiranja (8. izdanje)Newland, H. Osman, i Evans Lewin. West Africa: A Handbook of Practical Information for the Official, Planter, Miner, Financier & Trader. D. O'Connor, 1922.
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