Stebbins, R. A. (2020). Leisure and the Motive to Volunteer: Theories of Serious, Casual, and Project-Based Leisure. 1st ed. 2015. Palgrave Macmillan UK.
استشهاد بنمط شيكاغوStebbins, Robert A. Leisure and the Motive to Volunteer: Theories of Serious, Casual, and Project-Based Leisure. 1st Ed. 2015. Palgrave Macmillan UK, 2020.
MLA استشهادStebbins, Robert A. Leisure and the Motive to Volunteer: Theories of Serious, Casual, and Project-Based Leisure. 1st Ed. 2015. Palgrave Macmillan UK, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.