Klopfenstein, M., Howard, J., Rossetti, M., & Geissbühler, U. (2016). Life expectancy and causes of death in Bernese mountain dogs in Switzerland. BMC Vet Res.
استشهاد بنمط شيكاغوKlopfenstein, Michael, Judith Howard, Menga Rossetti, و Urs Geissbühler. "Life Expectancy and Causes of Death in Bernese Mountain Dogs in Switzerland." BMC Vet Res 2016.
MLA استشهادKlopfenstein, Michael, Judith Howard, Menga Rossetti, و Urs Geissbühler. "Life Expectancy and Causes of Death in Bernese Mountain Dogs in Switzerland." BMC Vet Res 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.