Gaya APA

Howarth, W. et al (1973). Amdel Report No. 957: Feasibility Study of Jogyakarta Iron Sand Deposits . : the australian mineral development laboratories.

Gaya MLA

Howarth, WJ. et al. "Amdel Report No. 957: Feasibility Study of Jogyakarta Iron Sand Deposits". : the australian mineral development laboratories, 1973. Text.