APA
Schweitzer G. K., Whitney I. B., . (1949). Radioactive Tracer Techniques. London: D. Van Nostrand.
Chicago
Schweitzer Geo K, Whitney Ira B, . 1949. Radioactive Tracer Techniques. London: D. Van Nostrand.
Harvard
Schweitzer G. K., Whitney I. B., . (1949). Radioactive Tracer Techniques. London: D. Van Nostrand.
MLA
Schweitzer Geo K, Whitney Ira B, . Radioactive Tracer Techniques. London: D. Van Nostrand. 1949.