Stjernfelt, F. Letterforms, Categories, and the A Priori Stance: Frederik Stjernfelt. Writing the signifying scene revisited.(1993).
Chicago-Zitierstil (17. Ausg.)Stjernfelt, Frederik. "Letterforms, Categories, and the A Priori Stance: Frederik Stjernfelt." Writing the Signifying Scene Revisited.(1993) .
MLA-Zitierstil (8. Ausg.)Stjernfelt, Frederik. "Letterforms, Categories, and the A Priori Stance: Frederik Stjernfelt." Writing the Signifying Scene Revisited.(1993), .
警告：這些引文格式不一定是100％准確.