APA Style
Egan, Gerard. (2019).
The skilled helper : a problem-management approach to helping, 11th ed. (11).
Boston:
CENGAGE Learning.
Chicago Style
Egan, Gerard.
The skilled helper : a problem-management approach to helping, 11th ed..
11
Boston:
CENGAGE Learning,
2019.
Text.
MLA Style
Egan, Gerard.
The skilled helper : a problem-management approach to helping, 11th ed..
11
Boston:
CENGAGE Learning,
2019.
Text.
Turabian Style
Egan, Gerard.
The skilled helper : a problem-management approach to helping, 11th ed..
11
Boston:
CENGAGE Learning,
2019.
Print.