Verbseoul.
하다 verb
발간하다balganhadato publish (a book)

To say to publish (a book) politely in the present tense, use 발간해요 (bahl-gahn-hae-yoh). Below is the full conjugation of 발간하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
발간해
bahl-gahn-hae
발간해요
bahl-gahn-hae-yoh
발간합니다
bahl-gahn-hahm-nee-dah
Past
발간했어
bahl-gahn-hae-ssuh
발간했어요
bahl-gahn-hae-ssuh-yoh
발간했습니다
bahl-gahn-hae-sseum-nee-dah
Future
발간할 거야
bahl-gahn-hahl- -guh-yah
발간할 거예요
bahl-gahn-hahl- -guh-yae-yoh
발간할 겁니다
bahl-gahn-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
발간하세요
bahl-gahn-hah-sae-yoh
Suggestion / Let's Polite (요)
발간해요
bahl-gahn-hae-yoh
Question Polite (요)
발간해요?
bahl-gahn-hae-yoh-?
Connective “and” — (고)
발간하고
bahl-gahn-hah-goh
Conditional “if” — (면)
발간하면
bahl-gahn-hah-myuhn
Noun form — (기)
발간함
bahl-gahn-hahm