YOU SAID:
I have 62 books about penguins
INTO JAPANESE
私はペンギンに関する本を62冊持っています
BACK INTO ENGLISH
I have 62 books about penguins
INTO JAPANESE
私はペンギンに関する本を62冊持っています
BACK INTO ENGLISH
I have 62 books about penguins
You've done this before, haven't you.