Cita APA (7a ed.)

(1958). The efficiency of the coal industry: An application of linear programming. Harvard University press.

Cita Chicago Style (17a ed.)

The Efficiency of the Coal Industry: An Application of Linear Programming. Cambridge: Harvard University press, 1958.

Cita MLA (9a ed.)

The Efficiency of the Coal Industry: An Application of Linear Programming. Harvard University press, 1958.