Bosman, W. (1967). A new and accurate description of the coast of Guinea: Divided into the Gold, the Slave, and the Ivory Coasts (Fourth edition.). Barnes & Noble.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bosman, Willem. A New and Accurate Description of the Coast of Guinea: Divided into the Gold, the Slave, and the Ivory Coasts. Fourth edition. New York: Barnes & Noble, 1967.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Bosman, Willem. A New and Accurate Description of the Coast of Guinea: Divided into the Gold, the Slave, and the Ivory Coasts. Fourth edition. Barnes & Noble, 1967.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.