APA stil citiranja

Zelenika, M., Grđan, B., & Soldo, B. (2003). Well design for the Petruševec well system, Zagreb, Croatia: Well design for the Petruševec well system, Zagreb, Croatia. Nafta (Zagreb), p. 4.

Chicago stil citiranja

Zelenika, Mladen, Božidar Grđan, and Božo Soldo. "Well design for the Petruševec well system, Zagreb, Croatia: Well design for the Petruševec well system, Zagreb, Croatia." 2003: 4.

MLA stil citiranja

Zelenika, Mladen, Božidar Grđan, and Božo Soldo. "Well design for the Petruševec well system, Zagreb, Croatia: Well design for the Petruševec well system, Zagreb, Croatia." 2003: 4.