Cita APA

Ulrich's. (1978). Business and economics. Irregular series. Ulrich's.

Citación estilo Chicago

Ulrich's. Business and Economics. Irregular Series. [S.l.]: Ulrich's, 1978.

Cita MLA

Ulrich's. Business and Economics. Irregular Series. [S.l.]: Ulrich's, 1978.

Precaución: Estas citas no son 100% exactas.