APA Citation

Cracknell, A. P., & Cracknell, A. P. (1983). Ultrasonidos. Madrid.

Chicago Style Citation

Cracknell, Arthur P., and Arthur P. Cracknell. Ultrasonidos. Madrid, 1983.

MLA Citation

Cracknell, Arthur P., and Arthur P. Cracknell. Ultrasonidos. Madrid, 1983.

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