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"Military uniform equivalents"(PDF). The Uniform Regulations. U.S. Department of Homeland Security. 9 December 2018. p. 99. Archived from the original(PDF) on 4 June 2019. Retrieved 4 June 2019.
"6-1"(PDF). Canadian Armed Forces Dress Instruction. Canadian Armed Forces. 1 June 2001. p. 211. Archived from the original(PDF) on 30 July 2018. Retrieved 11 June 2018.
"6-1"(PDF). Canadian Armed Forces Dress Instruction. Canadian Armed Forces. 1 June 2001. p. 211. Archived from the original(PDF) on 30 July 2018. Retrieved 11 June 2018.
"Military uniform equivalents"(PDF). The Uniform Regulations. U.S. Department of Homeland Security. 9 December 2018. p. 99. Archived from the original(PDF) on 4 June 2019. Retrieved 4 June 2019.