Das, G. (2022). The Art of Focus. Penguin Ananda.
芝加哥风格引文Das, Gauranga. The Art of Focus. Gurugram: Penguin Ananda, 2022.
MLA引文Das, Gauranga. The Art of Focus. Penguin Ananda, 2022.
警告：这些引文格式不一定是100％准确.
APA引文
Das, G. (2022). The Art of Focus. Penguin Ananda.
芝加哥风格引文Das, Gauranga. The Art of Focus. Gurugram: Penguin Ananda, 2022.
MLA引文Das, Gauranga. The Art of Focus. Penguin Ananda, 2022.