Below are examples of how to cite a standard in the APA Style, 7th Edition, and in the IEEE Style. To verify the citation style required for your assignments, please review your assignment or speak with your instructor for further guidance.
Depending on the citation style, a standard citation requires the following: organization that created the standard, the year of creation, the title of the standard, standard number and hyperlink.
CSA S6-19 Canadian Highway Bridge Design Code
Organization: Canadian Standard Association
Title of Standard: Canadian Highway Bridge Design Code
Standard Number: CSA S6-19
Example of APA Style, 7th Edition
First In-text Citation: (Canadian Standard Association [CSA], 2019)
Second In-text Citation: (CSA, 2019)
Reference List Citation:
Canadian Standard Association. (2019). Canadian Highway Bridge Design Code (CSA Standard No. S6-19). Retrieved from https.....
Example of IEEE Citation Style
In-text Citation: [Reference Number] for example 
Reference List Citation:  Canadian Highway Bridge Design Code, CSA S6, 2019. [Online]. Available: https....