Errors of observation and their treatment / by J. Topping

Koefisien reliabilitas Tarkkonen's Rho = Reliability coefficient Tarkkonen's Rho

Data and error analysis / William Lichten

Engineering fundamentals; in measurements, probability, statistics, and dimensions

Profil kesalahan dalam produksi tulisan mahasiswa program studi bahasa Indonesia di Tokyo University of foreign studies = Errors in writing production of Indonesian study program students in Tokyo University of foreign studies