APA引文

Lee, P. (2020). Preston lee's conversation english for russian speakers lesson 1: 40. Smashwords Edition.

Chicago Style (17th ed.) Citation

Lee, Preston. Preston Lee's Conversation English for Russian Speakers Lesson 1: 40. Pacific Grove: Smashwords Edition, 2020.

MLA引文

Lee, Preston. Preston Lee's Conversation English for Russian Speakers Lesson 1: 40. Smashwords Edition, 2020.

警告：這些引文格式不一定是100％准確.