Citazione Stile APA (7a Edizione)

NARAYANA K.L. (2006). MACHINE DRAWING (3RD ED.). NEW AGE INTERNATIONAL (P) LIMITED, PUBLISHERS.

Citazione stile Chigago Style (17a edizione)

NARAYANA K.L. MACHINE DRAWING. 3RD ED. NEW DELHI: NEW AGE INTERNATIONAL (P) LIMITED, PUBLISHERS, 2006.

Citatione MLA (9a ed.)

NARAYANA K.L. MACHINE DRAWING. 3RD ED. NEW AGE INTERNATIONAL (P) LIMITED, PUBLISHERS, 2006.