APA (7e ed.) Bronvermelding

JOHN, K. (2012). MECHANICAL WORKSHOP PRACTICE (2ND.). phi learning.

Chicago (17e ed.) Bronvermelding

JOHN, K.C. MECHANICAL WORKSHOP PRACTICE. 2ND. NEW DELHI: phi learning, 2012.

MLA (9e ed.) Bronvermelding

JOHN, K.C. MECHANICAL WORKSHOP PRACTICE. 2ND. phi learning, 2012.