MLA

Ul Haq. Opioid Food Peptides: Significant Exorphins From Food Sources. Springer Singapore, 2020.

APA

Ul Haq, U. Haq. (2020). Opioid Food Peptides: Significant Exorphins from Food Sources. Springer Singapore.

Chicago

Ul Haq Opioid Food Peptides: Significant Exorphins From Food Sources. : Springer Singapore, 2020.