APA

Grafton A., . (2009). Worlds made by words. Cambridge (Massachusetts, Estados Unidos): Harvard University press.

Chicago

Grafton Anthony, . 2009. Worlds made by words. Cambridge (Massachusetts, Estados Unidos): Harvard University press.

Harvard

Grafton A., . (2009). Worlds made by words. Cambridge (Massachusetts, Estados Unidos): Harvard University press.

MLA

Grafton Anthony, . Worlds made by words. Cambridge (Massachusetts, Estados Unidos): Harvard University press. 2009.