Cita APA (7th ed.)

Ryan, P. (1989). Staff turnover in long day care: A survey of New South Wales long day care centres. Community Child Care Co-operative Ltd.

Cita Chicago (17th ed.)

Ryan, Penny. Staff Turnover in Long Day Care: A Survey of New South Wales Long Day Care Centres. Surry Hills, N.S.W.: Community Child Care Co-operative Ltd, 1989.

Cita MLA (8th ed.)

Ryan, Penny. Staff Turnover in Long Day Care: A Survey of New South Wales Long Day Care Centres. Community Child Care Co-operative Ltd, 1989.