(1972). Recommendations for centralized lubrication as applied to plant and machinery. London: British Standards Institution.
Παραπομπή Chicago StyleRecommendations for Centralized Lubrication As Applied to Plant and Machinery. London: British Standards Institution, 1972.
Παραπομπή MLARecommendations for Centralized Lubrication As Applied to Plant and Machinery. London: British Standards Institution, 1972.
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