APA ציטוט

Fergus P Hughes. (1985). Human development across the life span. St. Paul, Minnesota: West Publishing Co.

Trích dẫn kiểu Chicago

Fergus P Hughes. Human Development Across the Life Span. St. Paul, Minnesota: West Publishing Co, 1985.

ציטוט MLA

Fergus P Hughes. Human Development Across the Life Span. St. Paul, Minnesota: West Publishing Co, 1985.