APA (7th ed.) Zitazioa

(1969). Lectures in differential equations. Van Nostrand Reinhold Co.

Chicago Style (17th ed.) Zitazioa

Lectures in Differential Equations. New York: Van Nostrand Reinhold Co, 1969.

MLA (9th ed.) Zitazioa

Lectures in Differential Equations. Van Nostrand Reinhold Co, 1969.