APA (7th ed.) Citation

Thacker, C. G. (1990). It's only temporary. Harlequin Books.

Chicago Style (17th ed.) Citation

Thacker, Cathy Gillen. It's Only Temporary. Toronto: Harlequin Books, 1990.

MLA (9th ed.) Citation

Thacker, Cathy Gillen. It's Only Temporary. Harlequin Books, 1990.