Cita APA

Caldwell, W. E., & Merrill, E. H. (1958). The new popular history of the world. :.

Citación estilo Chicago

Caldwell, Wallace E., y Edward H. Merrill. The New Popular History of the World. :, 1958.

Cita MLA

Caldwell, Wallace E., y Edward H. Merrill. The New Popular History of the World. :, 1958.