Langdon, D. B. (1951). Practice of book keeping with some opinions on its nature, status and future. Phoneniox house.
Chicago Stili AlıntıLangdon, Daviers B.N. Practice of Book Keeping with Some Opinions on Its Nature, Status and Future. London: Phoneniox house, 1951.
MLA AlıntıLangdon, Daviers B.N. Practice of Book Keeping with Some Opinions on Its Nature, Status and Future. Phoneniox house, 1951.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..