Gaya APA
Symes, D, R, F. (1988).
Rock & Mineral : Discover the Story of the Earth's Rocks and Minerals - Their Creation, Variety, and Uses in Everyday Life (Cetakan 1).
Sydney:
Collins Publishers Australia.
Gaya MLA
Symes, Dr., R., F..
"Rock & Mineral : Discover the Story of the Earth's Rocks and Minerals - Their Creation, Variety, and Uses in Everyday Life".
Cetakan 1
Sydney:
Collins Publishers Australia,
1988.
Text.