Стиль цитування APA (7-ме видання)

Schuller, R. (1985). The be happy attitudes: Eight postive attitudes that can transform your life. Word books.

Чикаго стиль цитування (17-те видання)

Schuller, Robert. The Be Happy Attitudes: Eight Postive Attitudes That Can Transform Your Life. Texas: Word books, 1985.

Стиль цитування MLA (9-ме видання)

Schuller, Robert. The Be Happy Attitudes: Eight Postive Attitudes That Can Transform Your Life. Word books, 1985.