Coba jelasin Buku dari Wanci Usum Panas dalam bahasa sunda dong

Prerau, David. Seize the Daylight: The Curious and Contentious Story of Daylight Saving Time (Thunder’s Mouth Press; ISBN 1-56025-655-9)

Prerau, David.  Saving the Daylight: Why We Put the Clocks Forward (Granta Books; ISBN 1-86207-796-7) — Kisah ngeunaan Wanci Usum Panas hususna di Britania Raya.

Downing, Michael. Spring Forward: The Annual Madness of Daylight Saving Time  (Shoemaker & Hoard; ISBN 1-59376-053-1)