APA (7th ed.) Citation

Lorinc, H. M. (1981). Differences in time use and morale between the single and married aged. [publisher not identified].

Chicago Style (17th ed.) Citation

Lorinc, Helen M. Differences in Time Use and Morale Between the Single and Married Aged. [Place of publication not identified]: [publisher not identified], 1981.

MLA (9th ed.) Citation

Lorinc, Helen M. Differences in Time Use and Morale Between the Single and Married Aged. [publisher not identified], 1981.