APA (7th ed.) Zitazioa

Siskind, C. S. (1952). Direct current machinery. McGraw-Hill.

Chicago Style (17th ed.) Zitazioa

Siskind, Charles Seymour. Direct Current Machinery. Nueva York: McGraw-Hill, 1952.

MLA (9th ed.) Zitazioa

Siskind, Charles Seymour. Direct Current Machinery. McGraw-Hill, 1952.