Παραπομπή σε μορφή APA (7η εκδ.)

(1993). State weights and measures laboratories: State standards program description and directory / Georgia L. Harris.

Παραπομπή σε μορφή Chicago (17η εκδ.)

State Weights and Measures Laboratories: State Standards Program Description and Directory / Georgia L. Harris. 1993.

Παραπομπή σε μορφή MLA (9th εκδ.)

State Weights and Measures Laboratories: State Standards Program Description and Directory / Georgia L. Harris. 1993.