Cita APA (7th ed.)
Shipstead, M., & Cassandra Campbell, A. M. (2021). Great Circle. Penguin Books.
Cita Chicago (17th ed.)
Shipstead, Maggie, i Alex McKenna Cassandra Campbell. Great Circle. Inglaterra: Penguin Books, 2021.
Cita MLA (9th ed.)
Shipstead, Maggie, i Alex McKenna Cassandra Campbell. Great Circle. Penguin Books, 2021.
Atenció: Aquestes cites poden no estar 100% correctes.