Παραπομπή σε μορφή APA (7η εκδ.)

Barril, C. R., Tumlos, E. T., & Moraga, W. C. (2001). Seasonal variations in water quality of Laguna de Bay, Philippines: Trends and implications. Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist).

Παραπομπή σε μορφή Chicago (17η εκδ.)

Barril, C. R., E. T. Tumlos, και W. C. Moraga. "Seasonal Variations in Water Quality of Laguna De Bay, Philippines: Trends and Implications." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) 2001.

Παραπομπή σε μορφή MLA (9th εκδ.)

Barril, C. R., et al. "Seasonal Variations in Water Quality of Laguna De Bay, Philippines: Trends and Implications." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist), 2001.