Crane, S., & Joseph Katz. (1977). Portable crane. Penguin Books.
Chicago Edition CitationCrane, Stephen, and Joseph Katz. Portable Crane. England: Penguin Books, 1977.
MLA Edition CitationCrane, Stephen, and Joseph Katz. Portable Crane. Penguin Books, 1977.
Warning: These citations may not always be 100% accurate.