Cita APA (7a ed.)
Blish, J. The Seedling Stars / The Frozen Year / A Case of Conscience. Signet : New American Library : Ballantine Books.
Cita estilo Chicago (17a ed.)
Blish, James. The Seedling Stars / The Frozen Year / A Case of Conscience. Nueva York, EUA: Signet : New American Library : Ballantine Books.
Cita MLA (9a ed.)
Blish, James. The Seedling Stars / The Frozen Year / A Case of Conscience. Signet : New American Library : Ballantine Books.
Precaución: Estas citas no son 100% exactas.