APA (7th ed.) Citation

Symposium on the Rare Earths and Related Elements (1959 : Chicago, Illinois), Spedding, F. H., & Daane, A. H. (1971). The rare earths. Krieger.

Chicago Style (17th ed.) Citation

Symposium on the Rare Earths and Related Elements (1959 : Chicago, Illinois), F. H. Spedding, and A. H. Daane. The Rare Earths. Huntington, New York: Krieger, 1971.

MLA (9th ed.) Citation

Symposium on the Rare Earths and Related Elements (1959 : Chicago, Illinois), et al. The Rare Earths. Krieger, 1971.