1 2 4專題實例研討二：白亦方（2006）。課程史研究，此其時矣。曉涵f

Round-13 hunt: picked; source: named-course long-video search (round-12 queries, single-hit channels, second prefilter); channel screens (sellers/exam/re-upload/devotional/vendor/events), provenance check, vendor/seller/devotional recheck and quality tier C + tier-C depth check passed; strict per-title check + final strict pass; oEmbed verified.

A 45-minute video from 黃彥文: “1 2 4專題實例研討二：白亦方（2006）。課程史研究，此其時矣。曉涵f”.

Video by 黃彥文, played through YouTube's embedded player.