Cita APA (7th ed.)

Parr, M., & Hedley, A. (2011). No Worries. T&G Publishing.

Cita Chicago (17th ed.)

Parr, Martin, i Alex Hedley. No Worries. Sidney, Australia: T&G Publishing, 2011.

Cita MLA (9th ed.)

Parr, Martin, i Alex Hedley. No Worries. T&G Publishing, 2011.