Boyd, B. Ada: Brian Boyd. The Garland companion to Vladimir Nabokov.(1995).
Cita Chicago (17th ed.)Boyd, Brian. "Ada: Brian Boyd." The Garland Companion to Vladimir Nabokov.(1995) .
Cita MLA (8th ed.)Boyd, Brian. "Ada: Brian Boyd." The Garland Companion to Vladimir Nabokov.(1995), .
Atenció: Aquestes cites poden no estar 100% correctes.