APA stil citiranja

Štrumberger, N., Paler, S., & Šolman, S. (2003). Postal operations and environmental protection: Postal operations and environmental protection. Promet (Zagreb), p. 5.

Chicago stil citiranja

Štrumberger, Nada, Stjepan Paler, and Saša Šolman. "Postal operations and environmental protection: Postal operations and environmental protection." 2003: 5.

MLA stil citiranja

Štrumberger, Nada, Stjepan Paler, and Saša Šolman. "Postal operations and environmental protection: Postal operations and environmental protection." 2003: 5.