Gaya APA

GRONDZIK, W, T., KWOK, A, G. (2015). MECHANICAL AND ELECTRICAL EQUIPMENT FOR BUILDINGS TWELFTH EDITION (TWELFTH EDITION). CANADA: JOHN WILEY & SONS, INC..

Gaya MLA

GRONDZIK, WALTER, T., KWOK, ALISON, G. "MECHANICAL AND ELECTRICAL EQUIPMENT FOR BUILDINGS TWELFTH EDITION". TWELFTH EDITION CANADA: JOHN WILEY & SONS, INC., 2015. Text.