Gaya APA

(e) Boundaries. (). : Yates & Yates.

Gaya Chicago

(e) Boundaries. . : Yates & Yates, . EBOOK.

Gaya MLA

(e) Boundaries. . : Yates & Yates, . EBOOK.

Gaya Turabian

(e) Boundaries. : Yates & Yates, . EBOOK.