Citazione Stile APA (7a Edizione)

Mamangun, M. C., & Gonzalez, L. J. (1971). Tax guide for Filipinos and others going or residing abroad. [s.n.

Citazione stile Chigago Style (17a edizione)

Mamangun, Marina Caparas, e Leopoldo J. Gonzalez. Tax Guide for Filipinos and Others Going or Residing Abroad. Manila: [s.n, 1971.

Citatione MLA (9a ed.)

Mamangun, Marina Caparas, e Leopoldo J. Gonzalez. Tax Guide for Filipinos and Others Going or Residing Abroad. [s.n, 1971.