Sigmund Freud. "Notiz über den 'Wunderblock'". Int. Z. Psychoanal.. 1925, 11 (1): 1–5 [2020-07-09]. (原始内容存档于2021-05-14) (德语). 英譯本:"A Note Upon the 'Mystic Writing-Pad'", in SE vol. XIX, 1961, pp. 227–232.
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φάρμακον in Liddell, Henry George; Scott, Robert (1940) A Greek–English Lexicon, revised and augmented throughout by Jones, Sir Henry Stuart, with the assistance of McKenzie, Roderick. Oxford: Clarendon Press. In the Perseus Digital Library, Tufts University.
πᾶς in Liddell, Henry George; Scott, Robert (1940) A Greek–English Lexicon, revised and augmented throughout by Jones, Sir Henry Stuart, with the assistance of McKenzie, Roderick. Oxford: Clarendon Press. In the Perseus Digital Library, Tufts University.
Sigmund Freud. "Notiz über den 'Wunderblock'". Int. Z. Psychoanal.. 1925, 11 (1): 1–5 [2020-07-09]. (原始内容存档于2021-05-14) (德语). 英譯本:"A Note Upon the 'Mystic Writing-Pad'", in SE vol. XIX, 1961, pp. 227–232.