Philippines (Republic.) National Historical Commission. (1970). Kalendaryong pangkasaysayan. Lathala ng Pambansang Kalupunang Pangkasaysayan.
芝加哥风格引文Philippines (Republic.) National Historical Commission. Kalendaryong Pangkasaysayan. Maynila: Lathala ng Pambansang Kalupunang Pangkasaysayan, 1970.
MLA引文Philippines (Republic.) National Historical Commission. Kalendaryong Pangkasaysayan. Lathala ng Pambansang Kalupunang Pangkasaysayan, 1970.
警告：这些引文格式不一定是100％准确.