—— ‘Intermarriage.’ London, 1838.
Wallace (A. R.), ‘Contributions to the Theory of Natural Selection.’ London, 1871.
—— ‘Darwinism.’ London, 1889.
—— ‘The Malay Archipelago.’ 2 vols. London, 1869.
—— ‘Travels on the Amazon and Rio Negro.’ London, 1853.
—— ‘Tropical Nature and other Essays.’ London, 1878.
Wallace (D. Mackenzie), ‘Russia.’ London, 1877.
Wappäus (J. E.), ‘Allgemeine Bevölkerungsstatistik.’ 2 vols. Leipzig, 1859-61.
Wargentin (P.), ‘Uti hvilka Månader flera Människor födas och do Sverige;’ in ‘Kongliga Vetenskaps-academiens Handlingar,’ vol. xxviii. Stockholm, 1767.
Warnkoenig (L. A.), ‘Juristische Encyclopädie.’ Erlangen, 1853.