SZMANT, H. H. (1986). Industrial Utilization Of Renewable Resources: An Introduction / H. Harry Szmant. Technomic.
Lua i Stíl Chicago (17ú heag.)SZMANT, H. HARRY. Industrial Utilization Of Renewable Resources: An Introduction / H. Harry Szmant. Technomic, 1986.
Lua MLA (8ú heag.)SZMANT, H. HARRY. Industrial Utilization Of Renewable Resources: An Introduction / H. Harry Szmant. Technomic, 1986.
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