APA (7th ed.) Citation

Hruby, T. F. (1955). Steel buying by statistics. Steel, 136, 104.

Chicago Style (17th ed.) Citation

Hruby, T. F. "Steel Buying by Statistics." Steel 136 (1955): 104.

MLA (9th ed.) Citation

Hruby, T. F. "Steel Buying by Statistics." Steel, vol. 136, 1955, p. 104.

Warning: These citations may not always be 100% accurate.