Παραπομπή APA

Beena, K. S., & Jayasree, P. K. (2011). Gabion retaining walls. Directorate of public relations and publications, CUSAT.

Παραπομπή Chicago Style

Beena, K S., και P K. Jayasree. Gabion Retaining Walls. Kochi: Directorate of public relations and publications, CUSAT, 2011.

Παραπομπή MLA

Beena, K S., και P K. Jayasree. Gabion Retaining Walls. Directorate of public relations and publications, CUSAT, 2011.