^Bhikkhu, Thanissaro (2005). Awareness Itself(PDF) (2nd ed.). Metta Forest Monastery. p. 4. Archived from the original(PDF) on 2021-03-30. Retrieved 11 May 2021.
^Bhikkhu, Thanissaro (2005). Awareness Itself(PDF) (2nd ed.). Metta Forest Monastery. p. 4. Archived from the original(PDF) on 2021-03-30. Retrieved 11 May 2021.
^Bhikkhu, Thanissaro (2005). Awareness Itself(PDF) (2nd ed.). Metta Forest Monastery. p. 6. Archived from the original(PDF) on 2021-03-30. Retrieved 11 May 2021.
^Bhikkhu, Thanissaro (2005). Awareness Itself(PDF) (2nd ed.). Metta Forest Monastery. p. 6. Archived from the original(PDF) on 2021-03-30. Retrieved 11 May 2021.