APA citiranje

Land, H. C. (1886). Gas Furnaces vs. Coal or Coke. Dent Regist.

Citação norma Chicago

Land, H. C. "Gas Furnaces Vs. Coal or Coke." Dent Regist 1886.

MLA citiranje

Land, H. C. "Gas Furnaces Vs. Coal or Coke." Dent Regist 1886.

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