APA-viite (7. p.)

Focasan, S. J. T., Lumiwes, D. A. T., & Marcos, J. C. (2018). Waste engine oil biodegradation by indigenous bacteria isolated from oil-contaminated soil.

Chicago-viite (17. p.)

Focasan, Stephanie Joy T., Denise Ann T. Lumiwes, ja Junica C. Marcos. Waste Engine Oil Biodegradation by Indigenous Bacteria Isolated from Oil-contaminated Soil. 2018.

MLA-viite (9. p.)

Focasan, Stephanie Joy T., et al. Waste Engine Oil Biodegradation by Indigenous Bacteria Isolated from Oil-contaminated Soil. 2018.

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