APA (7th ed.) Citation

Groshev, I. V., Korchagin, E. P., Antonenko, I. V., & Voronin, V. N. Psychology features of older people in tourism. Publishing House of the State University of Management.

Chicago Style (17th ed.) Citation

Groshev, I. V., E. P. Korchagin, I. V. Antonenko, and V. N. Voronin. Psychology Features of Older People in Tourism. Publishing House of the State University of Management.

MLA (9th ed.) Citation

Groshev, I. V., et al. Psychology Features of Older People in Tourism. Publishing House of the State University of Management.