Kelloway, K. . E., & Cooper, C. e. b. (2011). Occupational health and safety for small and medium sized enterprises. Edward Elgar publishing Ltd.
استشهاد بنمط شيكاغوKelloway, Kevin E;ed, و Cary.L; ed. by Cooper. Occupational Health and Safety for Small and Medium Sized Enterprises. Cheltenham/Northampton: Edward Elgar publishing Ltd, 2011.
MLA استشهادKelloway, Kevin E;ed, و Cary.L; ed. by Cooper. Occupational Health and Safety for Small and Medium Sized Enterprises. Edward Elgar publishing Ltd, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.