APA (7th ed.) Citation

(2009). Norfolk & Western's Y-class articulated steam locomotives. TLC Publishing Inc.

Chicago Style (17th ed.) Citation

Norfolk & Western's Y-class Articulated Steam Locomotives. Forest, Va: TLC Publishing Inc, 2009.

MLA (9th ed.) Citation

Norfolk & Western's Y-class Articulated Steam Locomotives. TLC Publishing Inc, 2009.

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