Gaya APA

Grant, E, F, F, ;, T, W. (1981). Railroad track: theory and practice material, properties, cross-sections, welding, and treatment . New York: FREDERICK UNGAR PUBLISHING.

Gaya MLA

Grant, Ed., Fritz, Fastenrath, ;, Terj., Walter. "Railroad track: theory and practice material, properties, cross-sections, welding, and treatment". New York: FREDERICK UNGAR PUBLISHING, 1981. Text.