APA (7th ed.) Citation

Lopez, A. a. M. Artificial earth satellites: A catechism for beginners. Philippine studies : a quarterly.

Chicago Style (17th ed.) Citation

Lopez, Adolfo and Miller. "Artificial Earth Satellites: A Catechism for Beginners." Philippine Studies : A Quarterly .

MLA (9th ed.) Citation

Lopez, Adolfo and Miller. "Artificial Earth Satellites: A Catechism for Beginners." Philippine Studies : A Quarterly, .

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