His Elements of finance ... 1977, c1976: t.p. (B. K. R. Watts)

nuc87-111237: His Business and financial management, 1984 (hdg. on LU rept.: Watts, Brian Keith Rolfe; usage: B.K.R. Watts)

GB 76-05856 (Watts, Brian Keith Rolfe)

Elementos de finanzas, para gerentes, 1982: portada (B. K. R. Watts)

Biblioteca del congreso (Estados Unidos), 01 febrero 2019: catálogo electrónico https://goo.gl/YUP7Vk