Gaya APA
Pironio, E, F, (, , , , ).
(1982).
Joyful in hope, repr. ed. Cet.pertama 1979.
.
Quezon City:
Clarentian.
Gaya MLA
Pironio, Eduardo, F., (1920-, , , , ).
"Joyful in hope, repr. ed. Cet.pertama 1979. ".
Quezon City:
Clarentian,
1982.
Buku.