APA (7e ed.) Bronvermelding

BALASUBRAMANIAN, P. (2013). TRIPS IN TIME A TEXTBOOK FOR ICSE HISTORY AND CIVICS - BOOK 3. CAMBRIDGE UNIVERSITY PRESS.

Chicago (17e ed.) Bronvermelding

BALASUBRAMANIAN, PREMA. TRIPS IN TIME A TEXTBOOK FOR ICSE HISTORY AND CIVICS - BOOK 3. NEW DELHI: CAMBRIDGE UNIVERSITY PRESS, 2013.

MLA (9e ed.) Bronvermelding

BALASUBRAMANIAN, PREMA. TRIPS IN TIME A TEXTBOOK FOR ICSE HISTORY AND CIVICS - BOOK 3. CAMBRIDGE UNIVERSITY PRESS, 2013.