APA

Stevenson A. E., .Putting first things first a democrative view. Estados Unidos de América: Random House.

Chicago

Stevenson Adlai E, .Putting first things first a democrative view. Estados Unidos de América: Random House.

Harvard

Stevenson A. E., .Putting first things first a democrative view. Estados Unidos de América: Random House.

MLA

Stevenson Adlai E, .Estados Unidos de América: Random House. .