APA (7th ed.) Citation

Spark, M. (1989). Mary Shelley / Muriel Spark. Cardinal.

Chicago Style (17th ed.) Citation

Spark, Muriel. Mary Shelley / Muriel Spark. London: Cardinal, 1989.

MLA (9th ed.) Citation

Spark, Muriel. Mary Shelley / Muriel Spark. Cardinal, 1989.

Warning: These citations may not always be 100% accurate.