Warren Penn, R. Foreword to Brother to Dragons: A Play in Two Acts / Robert Warren Penn. Robert Penn Warren's "Brother to Dragons" : a discussion.(1983).
Style de citation Chicago (17e éd.)Warren Penn, Robert. "Foreword to Brother to Dragons: A Play in Two Acts / Robert Warren Penn." Robert Penn Warren's "Brother to Dragons" : A Discussion.(1983) .
Style de citation MLA (8e éd.)Warren Penn, Robert. "Foreword to Brother to Dragons: A Play in Two Acts / Robert Warren Penn." Robert Penn Warren's "Brother to Dragons" : A Discussion.(1983), .
Attention : ces citations peuvent ne pas être correctes à 100%.