Παραπομπή σε μορφή APA (7η εκδ.)

SMOLEY, United States. Environmental Protection Agency, & Environmental Monitoring Systems Laboratory. (1992). Methods for the determination of metals in environmental samples. SMOLEY.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SMOLEY, United States. Environmental Protection Agency, και Environmental Monitoring Systems Laboratory. Methods for the Determination of Metals in Environmental Samples. Boca Raton: SMOLEY, 1992.

Παραπομπή σε μορφή MLA (8th εκδ.)

SMOLEY, et al. Methods for the Determination of Metals in Environmental Samples. SMOLEY, 1992.