APA Style

Thomas, B, J., Thomas, G. (1983). In tune : finding how good life can be / B.J. Thomas & Gloria Thomas. . Old Tappan: F.H. Revell.

MLA Style

Thomas, B., J.., Thomas, G.. "In tune : finding how good life can be / B.J. Thomas & Gloria Thomas.". Old Tappan: F.H. Revell, 1983. Text.