APA-čujuhus (7. p.)

Kolek Z & Polish Journal of Environmental Studies. Recycled polymers from food packaging in relation to environmental protection.

Chicago-čujuhus (17. p.)

Kolek Z juo Polish Journal of Environmental Studies. Recycled Polymers from Food Packaging in Relation to Environmental Protection.

MLA-čujuhus (9. p.)

Kolek Z juo Polish Journal of Environmental Studies. Recycled Polymers from Food Packaging in Relation to Environmental Protection.

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