Dyfyniad APA

Roberts, H. G., Playford, P. E., & Halligan, R. (1968). Mount Ramsay, Western Australia sheet SE/52-9 international index. Bureau of Mineral Resources, Geology and Geophysics.

Dyfyniad Arddull Chicago

Roberts, H. G., Phillip E. Playford, and R. Halligan. Mount Ramsay, Western Australia Sheet SE/52-9 International Index. Canberra: Bureau of Mineral Resources, Geology and Geophysics, 1968.

Dyfyniad MLA

Roberts, H. G., et al. Mount Ramsay, Western Australia Sheet SE/52-9 International Index. Bureau of Mineral Resources, Geology and Geophysics, 1968.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.