APA (7th ed.) Citation

Espinoza, M. C. (2002). Three essays on commodity promotion programs. [publisher not identified].

Chicago Style (17th ed.) Citation

Espinoza, Maria Cristina. Three Essays on Commodity Promotion Programs. [Place of publication not identified]: [publisher not identified], 2002.

MLA (9th ed.) Citation

Espinoza, Maria Cristina. Three Essays on Commodity Promotion Programs. [publisher not identified], 2002.