Cita APA (7a ed.)

Sarcevic, P., & Volken, P. (1991). International contracts and payments. Graham & Trotman [etc.].

Cita Chicago Style (17a ed.)

Sarcevic, Petar, y Paul Volken. International Contracts and Payments. London [etc.]: Graham & Trotman [etc.], 1991.

Cita MLA (9a ed.)

Sarcevic, Petar, y Paul Volken. International Contracts and Payments. Graham & Trotman [etc.], 1991.