Gaya APA

Metz, J, B. (1974). Joy and grief, cheerfulness, melancholy and humour or 'thedifficulty of saying yes'.Conc(i) 5(1970-74)6-10 . : .

Gaya MLA

Metz, Johann, Baptist. "Joy and grief, cheerfulness, melancholy and humour or 'thedifficulty of saying yes'.Conc(i) 5(1970-74)6-10 ". : , 1974. Majalah.