Cita APA (7a ed.)

Tirone, S., & Halpenny, E. A. (2019). Leisure and sustainability. Routledge.

Cita Chicago Style (17a ed.)

Tirone, Susan, y Elizabeth A. Halpenny. Leisure and Sustainability. London [etc.]: Routledge, 2019.

Cita MLA (9a ed.)

Tirone, Susan, y Elizabeth A. Halpenny. Leisure and Sustainability. Routledge, 2019.