Larson, R. E., Hostetler, R. P., & Edwards, B. H. (1990). ঈধষপঁষঁং রিঃয অহধষুঃরপ এবড়সবঃৎু (4th ed.). D. C. Heath and Company.
Chicago-čujuhus (17. p.)Larson, Roland E., Robert P. Hostetler, juo Bruce H. Edwards. ঈধষপঁষঁং রিঃয অহধষুঃরপ এবড়সবঃৎু. 4th ed. Lexington, Massachusetts: D. C. Heath and Company, 1990.
MLA-čujuhus (9. p.)Larson, Roland E., et al. ঈধষপঁষঁং রিঃয অহধষুঃরপ এবড়সবঃৎু. 4th ed. D. C. Heath and Company, 1990.
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