Larson, R. E., Hostetler, R. P., & Edwards, B. H. (1990). ঈধষপঁষঁং রিঃয অহধষুঃরপ এবড়সবঃৎু (4th ed.). D. C. Heath and Company.
Chicago Style (17th ed.) ZitazioaLarson, Roland E., Robert P. Hostetler, eta Bruce H. Edwards. ঈধষপঁষঁং রিঃয অহধষুঃরপ এবড়সবঃৎু. 4th ed. Lexington, Massachusetts: D. C. Heath and Company, 1990.
MLA (9th ed.) ZitazioaLarson, Roland E., et al. ঈধষপঁষঁং রিঃয অহধষুঃরপ এবড়সবঃৎু. 4th ed. D. C. Heath and Company, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.