Labay, A. H. (2020). Persons & family relations (2020 edition.). Central Book Supply,Inc.
Citazione stile Chigago Style (17a edizione)Labay, Arnold H. Persons & Family Relations. 2020 edition. Quezon City: Central Book Supply,Inc, 2020.
Citatione MLA (9a ed.)Labay, Arnold H. Persons & Family Relations. 2020 edition. Central Book Supply,Inc, 2020.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.