APA Citation

(2011). International Standard ISO 12781-1: Geometrical product specifications (GPS) - flatness. Part 1: vocabulary and parameters of flatness (First edition 2011-04-01.). Geneva: ISO Copyright Office.

Chicago Style Citation

International Standard ISO 12781-1: Geometrical Product Specifications (GPS) - Flatness. Part 1: Vocabulary and Parameters of Flatness. First edition 2011-04-01. Geneva: ISO Copyright Office, 2011.

MLA Citation

International Standard ISO 12781-1: Geometrical Product Specifications (GPS) - Flatness. Part 1: Vocabulary and Parameters of Flatness. First edition 2011-04-01. Geneva: ISO Copyright Office, 2011.