Gaya APA

Tharp, Roland G.. (2015). Delta theory and psychosocial systems: the practice of influence and change / Roland G. Tharp . : Cambridge: Cambridge University Press.

Gaya Chicago

Tharp, Roland G.. Delta theory and psychosocial systems: the practice of influence and change / Roland G. Tharp. : Cambridge: Cambridge University Press, 2015. Buku.

Gaya MLA

Tharp, Roland G.. Delta theory and psychosocial systems: the practice of influence and change / Roland G. Tharp. : Cambridge: Cambridge University Press, 2015. Buku.

Gaya Turabian

Tharp, Roland G.. Delta theory and psychosocial systems: the practice of influence and change / Roland G. Tharp. : Cambridge: Cambridge University Press, 2015. Buku.