Gaya APA

Inc, A, (, A, S, F, N, T. (2020). Recommended Practice No. SNT-TC-1A (2020 Edition), Personnel Qualification and Certification In Nondestructive Testing . USA: ASNT (The American Society for Nondestructive Testing), Inc.

Gaya MLA

Inc, ASNT, (The, American, Society, For, Nondestructive, Testing,. "Recommended Practice No. SNT-TC-1A (2020 Edition), Personnel Qualification and Certification In Nondestructive Testing". USA: ASNT (The American Society for Nondestructive Testing), Inc, 2020. Text.