Cita APA

(1970). Kalendaryong pangkasaysayan. [s.n.].

Citación estilo Chicago

Kalendaryong Pangkasaysayan. Maynila: [s.n.], 1970.

Cita MLA

Kalendaryong Pangkasaysayan. [s.n.], 1970.

Warning: These citations may not always be 100% accurate.