Johnson, R. P. (1942). The steam locomotive : its theory, operation and economics including comparisons with diesel-electric locomotives / by Ralph P. Johnson: Its theory, operation and economics including comparisons with diesel-electric locomotives. Simmons-Boardman.
Chicago Style (17th ed.) CitationJohnson, Ralph P. The Steam Locomotive : Its Theory, Operation and Economics Including Comparisons with Diesel-electric Locomotives / by Ralph P. Johnson: Its Theory, Operation and Economics Including Comparisons with Diesel-electric Locomotives. New York: Simmons-Boardman, 1942.
MLA (9th ed.) CitationJohnson, Ralph P. The Steam Locomotive : Its Theory, Operation and Economics Including Comparisons with Diesel-electric Locomotives / by Ralph P. Johnson: Its Theory, Operation and Economics Including Comparisons with Diesel-electric Locomotives. Simmons-Boardman, 1942.