APA
Torrey S., . (1978). Trace contaminants from coal. New Jersey: Doyes Data.
Chicago
Torrey S, . 1978. Trace contaminants from coal. New Jersey: Doyes Data.
Harvard
Torrey S., . (1978). Trace contaminants from coal. New Jersey: Doyes Data.
MLA
Torrey S, . Trace contaminants from coal. New Jersey: Doyes Data. 1978.