Crime writers a research guide by Haynes, Elizabeth Dorothy

A dictionary of media and communication by Chandler, Daniel

Diksyunaryong bilinggwal sa print at brodkas midya by Francisco, Christian George C.

Contemporary English-Ilokano dictionary by Agcaoili, Aurelio S.

The New international Webster's dictionary & thesaurus of the English language.

The 21st century Webster's international encyclopedia the new illustrated reference guide

Kapampangan dictionary

Dictionary of literary characters

Available for University of the Philippines System via Gale Virtual Reference Library. Click here to access

Talabaldugan English-Kapampangan glossary

Diksiyonaryong sentinyal ng wikang Filipino