Styl cytowania APA

Krautkramer, J., & Krautkramer, H. (1969). Ultrasonic testing of materials. Springer - Verlag.

Styl cytowania Chicago

Krautkramer, J., i H. Krautkramer. Ultrasonic Testing of Materials. Berlin: Springer - Verlag, 1969.

Styl cytowania MLA

Krautkramer, J., i H. Krautkramer. Ultrasonic Testing of Materials. Springer - Verlag, 1969.