APA aipamena

Lovejoy, D. (1991). Penetrant testing: A practical guide. Chapman & Hall.

Chicago Style aipamena

Lovejoy, David. Penetrant Testing: A Practical Guide. London: Chapman & Hall, 1991.

MLA aipamena

Lovejoy, David. Penetrant Testing: A Practical Guide. Chapman & Hall, 1991.