APA Citation

Penny Burhan, A. M. (1992). Intermediate 3 our work environment. Yayasan Lia.

Chicago Style Citation

Penny Burhan, Annie Moertoyo. Intermediate 3 Our Work Environment. Yayasan Lia, 1992.

MLA Citation

Penny Burhan, Annie Moertoyo. Intermediate 3 Our Work Environment. Yayasan Lia, 1992.

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