Cita APA

Haggard, H. W. 1., & Haggard, H. W. 1. (1935). The doctor in History. New Haven: Yale University Press.

Citación estilo Chicago

Haggard, Howard Wilcox 1891, y Howard Wilcox 1891 Haggard. The Doctor in History. New Haven: Yale University Press, 1935.

Cita MLA

Haggard, Howard Wilcox 1891, y Howard Wilcox 1891 Haggard. The Doctor in History. New Haven: Yale University Press, 1935.