EO 334 hikes tariff on plastics to 15% অনুযায়ী Lopez, Edu H.

Paggamit ng plastic bag, ipatitigil অনুযায়ী Tan, Jerry S.

Plastic perfect! অনুযায়ী Fucanan, Maria Theresa

A methods engineering study on Jet Print Industries, Inc. অনুযায়ী Gutierrez, Isa Fe B.

Modern plastics handbook

Available for University of the Philippines Diliman via McGraw-Hill Access Engineering. Click here to access
Also available remotely for University of the Philippines Diliman via McGraw-Hill Access Engineering. Click here to access thru EZproxy

A Production and operations management study on Vemaval, Inc. অনুযায়ী Gabriel, Randee Almond

Plastic Container Packaging Corporation a production and operations management study অনুযায়ী Cruz, Jay Ferdinand

Introduction to plastics (downloaded from the internet)

Recommended LRFD specifications for plastic pipe and culverts অনুযায়ী McGrath, T. J. (Timothy J.)

Modern plastics handbook / Modern plastics