APA
Harder E. L., . (1979). Blast freezing system for quantity foods. CBI, Boston: .
Chicago
Harder Eulalia L, . 1979. Blast freezing system for quantity foods. CBI, Boston: .
Harvard
Harder E. L., . (1979). Blast freezing system for quantity foods. CBI, Boston: .
MLA
Harder Eulalia L, . Blast freezing system for quantity foods. CBI, Boston: . 1979.