Society of Economic Palaeontologists and Mineralogists. (1972). Journal of Palaeontology,vol.46(1-3).
استشهاد بنمط شيكاغوSociety of Economic Palaeontologists and Mineralogists. Journal of Palaeontology,vol.46(1-3). Society of Economic Palaeontologists & Mineralogists, 1972.
MLA استشهادSociety of Economic Palaeontologists and Mineralogists. Journal of Palaeontology,vol.46(1-3). 1972.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.