APA (7th ed.) Citation

Bethlehem steel company. Bethlehem structural shapes, catalogue.

Chicago Style (17th ed.) Citation

Bethlehem steel company. Bethlehem Structural Shapes, Catalogue. Bethlehem, Pa.

MLA (9th ed.) Citation

Bethlehem steel company. Bethlehem Structural Shapes, Catalogue.

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