APA (7th ed.) Citation

Zaeem Haq, Babar Tasneem Shaikh, Nhan Tran, Assad Hafeez, & Abdul Ghaffar. (2019). System within systems: Challenges and opportunities for the Expanded Programme on Immunisation in Pakistan. BMC.

Chicago Style (17th ed.) Citation

Zaeem Haq, Babar Tasneem Shaikh, Nhan Tran, Assad Hafeez, and Abdul Ghaffar. System Within Systems: Challenges and Opportunities for the Expanded Programme on Immunisation in Pakistan. BMC, 2019.

MLA (9th ed.) Citation

Zaeem Haq, et al. System Within Systems: Challenges and Opportunities for the Expanded Programme on Immunisation in Pakistan. BMC, 2019.