van Engelen, E., Luttikholt, S., Peperkamp, K., Vellema, P., & den Brom, R. V. (2014). Small ruminant abortions in The Netherlands during lambing season 2012–2013. BMJ Publishing Group.
استشهاد بنمط شيكاغوvan Engelen, E., S. Luttikholt, K. Peperkamp, P. Vellema, و R. Van den Brom. Small Ruminant Abortions in The Netherlands During Lambing Season 2012–2013. BMJ Publishing Group, 2014.
MLA استشهادvan Engelen, E., et al. Small Ruminant Abortions in The Netherlands During Lambing Season 2012–2013. BMJ Publishing Group, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.