Nếp Cũ 5/11 · Biên khảo
Nếp Cũ: Hội Hè Đình Đám (Thượng)
Traditional Vietnamese festivals — communal house festivals, village festivals, rituals, palanquin processions, entertainment.
Nam Chi Tùng Thư, Sài Gòn, 1969 · 303 tr.
Reissued: Houston, Texas: Vietnamese Book Store, khoảng thập niên 1980
The reprint in Houston, Texas is the only overseas reprint found among all his books.