APA (7th ed.) Citation

Vayá, E., Lopez Bazo, E., & Artis, M. (1998). Growth, convergence and (why not?) regional externalities. ISTA Mielke GmbH.

Chicago Style (17th ed.) Citation

Vayá, Esther, Enrique Lopez Bazo, and Manuel Artis. Growth, Convergence and (why Not?) Regional Externalities. Hamburg: ISTA Mielke GmbH, 1998.

MLA (9th ed.) Citation

Vayá, Esther, et al. Growth, Convergence and (why Not?) Regional Externalities. ISTA Mielke GmbH, 1998.