¼¾ÏÛÁÖ. (2020). ¼¾ÏÛÁÖ È˼äËêÔ³¤: Human world years. ÖйúÖ¹«³ö°æÉç.
Chicago Style (17th ed.) Citation¼¾ÏÛÁÖ. ¼¾ÏÛÁÖ È˼äËêÔ³¤: Human World Years. ÖйúÖ¹«³ö°æÉç, 2020.
MLA (8th ed.) Citation¼¾ÏÛÁÖ. ¼¾ÏÛÁÖ È˼äËêÔ³¤: Human World Years. ÖйúÖ¹«³ö°æÉç, 2020.
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