APA

Sellars W. H. J. e., .Readings in ethical theory. New York: .

Chicago

Sellars Wilfrid Hospers John eds, .Readings in ethical theory. New York: .

Harvard

Sellars W. H. J. e., .Readings in ethical theory. New York: .

MLA

Sellars Wilfrid Hospers John eds, .New York: . .