Cita APA (7th ed.)

Nicholas Sparks. (2016). Two by two. Grand Central Publishing.

Cita Chicago (17th ed.)

Nicholas Sparks. Two by Two. United State of America: Grand Central Publishing, 2016.

Cita MLA (8th ed.)

Nicholas Sparks. Two by Two. Grand Central Publishing, 2016.

Atenció: Aquestes cites poden no estar 100% correctes.