Bunn, T. D. (2021). Prime directive (First world edition.). Severn House.
Cita Chicago Style (17a ed.)Bunn, T. Davis. Prime Directive. First world edition. Edinburgh: Severn House, 2021.
Cita MLA (8a ed.)Bunn, T. Davis. Prime Directive. First world edition. Severn House, 2021.
Precaución: Estas citas no son 100% exactas.